state whether the data is discrete or continuous

State whether the data described below are discrete or continuous, and explain why. The station uses convenience sampling and surveys the first 200 people they meet at one of the stations music concert events. The second pair starts due west and then turns 40 toward south. A histogram is used to graphically represent continuous data. If Doreen and Jung took larger samples (i.e. The freshman, sophomore, junior, and senior years are numbered one, two, three, and four, respectively. D. The Divide into groups of two, three, or four. However for practical reasons, in most populations, simple random sampling is done without replacement. The data are discrete because the data can only take on specific . Question: State whether the data described below are discrete or continuous, and explain why. Measuring angles in radians might result in such numbers as \(\frac{\pi}{6}\), \(\frac{\pi}{3}\), \(\frac{\pi}{2}\), \(\pi\), \(\frac{3\pi}{4}\), and so on. Get Into Data Science From Non IT Background, Data Science Solving Real Business Problems, Understanding Distributions in Statistics, Major Misconceptions About a Career in Business Analytics, Business Analytics and Business Intelligence Possible Career Paths for Analytics Professionals, Difference Between Business Intelligence and Business Analytics. Qualitative data are generally described by words or letters. The number of animals in a zoo is continuous data because the number of animals varies yearly depending on the reproduction of new animals or the arrival of new animals. Press ENTER. For example, call-in surveys are invariably biased, because people choose to respond or not. Larger samples are better, if possible. Click to reveal The data are the weights of backpacks with books in them. To find out the most popular cereal among young people under the age of ten, stand outside a large supermarket for three hours and speak to every twentieth child under age ten who enters the supermarket. In other words, each sample of the same size has an equal chance of being selected. The data are discrete because the data can only take on specific values. If these data-driven topics got you interested in pursuing professional courses or a career in the field of Data Science. You sample five houses. Discrete. b. The exact lengths (in kilometers) of the ocean coastlines of different countries is a continuous variable because it can take on any value in an interval. The numbers of countries in the world in different years Choose the correct answer below. These 18 quiz scores are a stratified sample. Self-selected samples: Responses only by people who choose to respond, such as call-in surveys, are often unreliable. But graphs can be even more helpful in understanding the data. Three cell phone towers form APQR. Indicate whether quantitative data are continuous or discrete. feet. However, generally, we use age as a discrete variable. Books for these classes tend to be expensive. All you can do right now is to just take a deep breath and believe in yourself! The data are continuous because the data can take on any value in an interval . Be aware that as you take data, your data may vary somewhat from the data someone else is taking for the same purpose. Over time, some continuous data can change. How to Calculate the Percentage of Marks? When properly selected, larger samples model the population more closely than smaller samples. You sample five students. If you did the experiment a third time, do you expect the results to be identical to the first or second experiment? Scott Keeter et al., Gauging the Impact of Growing Nonresponse on Estimates from a National RDD Telephone Survey, Public Opinion Quarterly 70 no. How to differentiate the obtained results as discrete and continuous data? The following graph is the same as the previous graph but the Other/Unknown percent (9.6%) has been included. To four decimal places, these numbers are equivalent (0.0999). You count discrete data. Try to identify additional data sets in this example. feet, 180 sq. These 15 quiz scores are the systematic sample. Data that can only take on certain values are discrete data. Each student in the following samples is asked how much tuition he or she paid for the Fall semester. Often, people with strong positive or negative opinions may answer surveys, which can affect the results. Ordinal data is qualitative data for which their values have some kind of relative position. You cannot expect your brain to work nicely with hundreds of thoughts, it will only create a mess. State whether the data described below are discrete or continuous and explain why The amounts of time that different - Answered by a verified Tutor . Record the number. Your email address will not be published. Q: State whether the data below are discrete or continuous, explain why. For the purpose of analysis, data are presented as the facts and figures collected together. The data are because.continuous the data can take on any value in an interval B. State whether the data described below are discrete or continuous, and explain why. If they are not, discuss the reasons. The data are discrete because the data can only take on specific values. The measure of Ris 5 greater than the measure of ZO. Divide 84 a money box contains 1 coins, 2 coins, 5 coins and 10 coins 10 coins is four times the number of 1 coins. 24 people said theyd prefer more talk shows, and 176 people said theyd prefer more music. The data are continuous because the data can only take on specific values. Can we have both discrete data and continuous data from the same experiment? Biased samples that are not representative of the population give results that are inaccurate and not valid. The data he collects are summarized in the histogram. Your phone book contains 20,000 residence listings. Continuous data: When numerical data has . Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. The weights (in pounds) of their backpacks are 6.2, 7, 6.8, 9.1, 4.3. pair starts due east and then turns 50 toward north. Grouped distribution of continuous data tabulation frequencies is performed against a value group. But still, their samples would be, in all likelihood, different from each other. This category contains people who did not feel they fit into any of the ethnicity categories or declined to respond. We provide you year-long structured coaching classes for CBSE and ICSE Board & JEE and NEET entrance exam preparation at affordable tuition fees, with an exclusive session for clearing doubts, ensuring that neither you nor the topics remain unattended. It might sound a bit weird but do not burden yourself with new topics before the exam. The areas of the lawns are 144 sq. Whenever you face any problem the best solution is consulting the concerned teacher, you should never hesitate to ask for doubts. These data consist of audio, images, symbols, or text. Can I get some help? Doreen's sample will be different from Jung's sample. When you have a numeric variable, you need to determine whether it is discrete or continuous. Making a schedule/timetable or studying together with your peers may help you in focusing and keep you active. Examples are lengths, temperature, etc. The amount of money they spend on books is probably much less than the average parttime student. Create a stratified sample by column. Confounding: When the effects of multiple factors on a response cannot be separated. Displaying percentages along with the numbers is often helpful, but it is particularly important when comparing sets of data that do not have the same totals, such as the total enrollments for both colleges in this example. All data that are the result of counting are called quantitative discrete data. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. It also could not be used if the percentages added to less than 100%. Excelling your basic knowledge about the subject promotes conceptual learning and hence, you can easily get familiar with new concepts too. We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. on any value in an interval . A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. . the chance of picking the first person is 1,000 out of 10,000 (0.1000); the chance of picking a different second person for this sample is 999 out of 10,000 (0.0999); the chance of picking the same person again is 1 out of 10,000 (very low). The exact lengths (in kilometers) of the ocean coastlines of different countries. The action you just performed triggered the security solution. The weights (in tons) of the trees in a forestANSWERA.) The use of discrete and continuous quantitative variables would be helpful for detecting intervention effects . Ungrouped frequency distribution of discrete data is performed against a single value. Once you are clear with the basic concept, you shall be able to understand additional concepts easily. 2013 - 2023 Great Lakes E-Learning Services Pvt. For qualitative data, if the list can be sorted naturally, we further specify it as an ordinal variable. There are distinct or different values in discrete data. It only contains finite values, the subdivision of which is not possible. The durations of a chemical reaction comma repeated . If the survey is done well, the answer is yes. This is important to know when we think about what the data are telling us. b. The number of classes a student missed. Ducks in a pond are discrete data because the number of ducks is a finite number. we conducted an additional simulated control chart analysis to determine whether detection of this normal . The time(in minutes) it takes The time(in minutes) it takes A: It is given that the time (in minutes) it takes different students to drive to school from home. The three cans of soup, two packages of nuts, four kinds of vegetables and two desserts are quantitative discrete data because you count them. A variable is said to be continuous if it can take on any value in an interval. The Other/Unknown category is large compared to some of the other categories (Native American, 0.6%, Pacific Islander 1.0%). Asking all 20,000 listeners is an almost impossible task. C. The data are These values do not have to be complete numbers, but they are values that are fixed. Each method has pros and cons. To determine the average cost of a two-day stay in a hospital in Massachusetts, survey 100 hospitals across the state using simple random sampling. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. This site is using cookies under cookie policy . 2003-2023 Chegg Inc. All rights reserved. The continuous variable can take any value within a range. on any value in an interval . continuous, and explain why. State whether the data described below are discrete or continuous, and explain why. Again, you sample the same five students. Ordinal data have natural ordering where a number is present in some kind of order by their position on the scale. Gathering information about an entire population often costs too much or is virtually impossible. It includes only those values which are separate and can only be counted in whole numbers or integers, which means that the data can not be split into fractions or decimals. A. b. For example, you can not have a natural order for apple, orange, and banana. There are several different methods of random sampling. It is a good idea to look at a variety of graphs to see which is the most helpful in displaying the data. 5. As a rule, the larger the sample, the smaller the sampling error. A random number generator is used to pick two of those years. CS State whether the data described below are discrete or continuous, and explain why. Small letters like \(x\) or \(y\) generally are used to represent data values. A bar graph is appropriate to compare the relative size of the categories. The numbers of hotels in cities Choose the correct answer below. The Literary Digest Poll, Virtual Laboratories in Probability and Statistics, Gallup Presidential Election Trial-Heat Trends, 19362008, Gallup Politics. Indicate whether quantitative data are continuous or discrete. The measure of ZQ is 10 less than the measure of LP. The data are the colors of houses. It is understandable that it must be making you feel nervous right now but your emotions are valid! You can get study material, solved and unsolved questions, and also quizzes which will help you test your knowledge. A. discrete because the data can only. Press ENTER 15 times and record the numbers. In some situations, having small samples is unavoidable and can still be used to draw conclusions. It is also important to know what kind of plot is suitable for which data category; it helps in data analysis and visualization. Discrete Data Examples: The number of students in a class, the number of chocolates in a bag, the number of strings on the guitar, the number of fishes in the aquarium, etc. The data are continuous because the data can take Since this is the case, sampling without replacement is approximately the same as sampling with replacement because the chance of picking the same individual more than once with replacement is very low. To determine the proportion of people taking public transportation to work, survey 20 people in New York City. However, generally, we use age as a discrete, NCERT Solutions for Class 12 Business Studies, NCERT Solutions for Class 11 Business Studies, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 9 Social Science, NCERT Solutions for Class 8 Social Science, CBSE Previous Year Question Papers Class 12, CBSE Previous Year Question Papers Class 10. You can go for many of the career options if you pursue stats, you can get detailed information about all of the above-mentioned choices and also many more careers on the online website of Vedantu which tells the full forms and also the detailed explanation of each one of them. Hint: Data that are discrete often start with the words "the number of." the number of pairs of shoes you own. Statistics involves organizing, analyzing, interpreting, and representing data. Arrow over to PRB. Asking all 10,000 students is an almost impossible task. c. Age is discrete data because we could be infinitely precise and use an infinite number of decimal places, rendering age continuous as a result. B. You'll find career guides, tech tutorials and industry news to keep yourself updated with the fast-changing world of tech and business. 2. Press MATH. Therefore, adjustment of the differential equations system under such data . For example, it does not make sense to find an average hair color or blood type. Samples of only a few hundred observations, or even smaller, are sufficient for many purposes. . Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. - Example, Formula, Solved Examples, and FAQs, Line Graphs - Definition, Solved Examples and Practice Problems, Cauchys Mean Value Theorem: Introduction, History and Solved Examples. These data can be represented on a wide variety of graphs and charts, such as bar graphs, histograms, scatter plots, boxplots, pie charts, line graphs, etc. Results are the outcome of our efforts and if you believe that you have put your best, then you will surely be able to score good marks. 8. For example, you could stratify (group) your college population by department and then choose a proportionate simple random sample from each stratum (each department) to get a stratified random sample. It is classified into two broad categories: qualitative data and quantitative data. Probably not. Just as there is variation in data, there is variation in samples. Height is continuous but we sometimes don't really worry too much about minor variations and club heights into a set of discrete data instead. Compare the fractions 999/10,000 and 999/9,999. Problems with samples: A sample must be representative of the population. . The data are discrete because the data can take on any value in an interval. 4. Press ENTER. The data are the number of machines in a gym. Each random number may only contribute one class member. The job of the statistician is to see through the variability and draw appropriate conclusions. QUESTIONState whether the data described below are discrete or continuous, and explain why. It can be the version of an android phone, the height of a person, the length of an object, etc. Data that can only take on certain values are discrete data. feet, 190 sq. A stated earlier, Lengths are in general, continuous variables. The continuous data can be broken down into. The colors red, black, black, green, and gray are qualitative data. O A. All the members from these clusters are in the cluster sample. the chance of picking the first person for any particular sample is 1000 out of 10,000 (0.1000); the chance of picking a different second person is 999 out of 9,999 (0.0999); you do not replace the first person before picking the next person. Nominal and ordinal data can act as both discrete and continuous. answer below. The data are discrete because the data can take on any value in an interval. A medical researcher interviews every third cancer patient from a list of cancer patients at a local hospital. The volumes left parenthesis in cubic feet right parenthesis of different rooms Choose the correct answer below. State whether the data described below are discrete or continuous and explain why The amounts of time that different brands' batteries last in a CD player. Therefore this is discrete data. You sample five gyms. The data are discrete because the data can only take on specific values. Different types of data are used in research, analysis, statistical analysis, data visualization, and data science.

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state whether the data is discrete or continuous

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State whether the data described below are discrete or continuous, and explain why. The station uses convenience sampling and surveys the first 200 people they meet at one of the stations music concert events. The second pair starts due west and then turns 40 toward south. A histogram is used to graphically represent continuous data. If Doreen and Jung took larger samples (i.e. The freshman, sophomore, junior, and senior years are numbered one, two, three, and four, respectively. D. The Divide into groups of two, three, or four. However for practical reasons, in most populations, simple random sampling is done without replacement. The data are discrete because the data can only take on specific . Question: State whether the data described below are discrete or continuous, and explain why. Measuring angles in radians might result in such numbers as \(\frac{\pi}{6}\), \(\frac{\pi}{3}\), \(\frac{\pi}{2}\), \(\pi\), \(\frac{3\pi}{4}\), and so on. Get Into Data Science From Non IT Background, Data Science Solving Real Business Problems, Understanding Distributions in Statistics, Major Misconceptions About a Career in Business Analytics, Business Analytics and Business Intelligence Possible Career Paths for Analytics Professionals, Difference Between Business Intelligence and Business Analytics. Qualitative data are generally described by words or letters. The number of animals in a zoo is continuous data because the number of animals varies yearly depending on the reproduction of new animals or the arrival of new animals. Press ENTER. For example, call-in surveys are invariably biased, because people choose to respond or not. Larger samples are better, if possible. Click to reveal The data are the weights of backpacks with books in them. To find out the most popular cereal among young people under the age of ten, stand outside a large supermarket for three hours and speak to every twentieth child under age ten who enters the supermarket. In other words, each sample of the same size has an equal chance of being selected. The data are discrete because the data can only take on specific values. If these data-driven topics got you interested in pursuing professional courses or a career in the field of Data Science. You sample five houses. Discrete. b. The exact lengths (in kilometers) of the ocean coastlines of different countries is a continuous variable because it can take on any value in an interval. The numbers of countries in the world in different years Choose the correct answer below. These 18 quiz scores are a stratified sample. Self-selected samples: Responses only by people who choose to respond, such as call-in surveys, are often unreliable. But graphs can be even more helpful in understanding the data. Three cell phone towers form APQR. Indicate whether quantitative data are continuous or discrete. feet. However, generally, we use age as a discrete variable. Books for these classes tend to be expensive. All you can do right now is to just take a deep breath and believe in yourself! The data are continuous because the data can take on any value in an interval . Be aware that as you take data, your data may vary somewhat from the data someone else is taking for the same purpose. Over time, some continuous data can change. How to Calculate the Percentage of Marks? When properly selected, larger samples model the population more closely than smaller samples. You sample five students. If you did the experiment a third time, do you expect the results to be identical to the first or second experiment? Scott Keeter et al., Gauging the Impact of Growing Nonresponse on Estimates from a National RDD Telephone Survey, Public Opinion Quarterly 70 no. How to differentiate the obtained results as discrete and continuous data? The following graph is the same as the previous graph but the Other/Unknown percent (9.6%) has been included. To four decimal places, these numbers are equivalent (0.0999). You count discrete data. Try to identify additional data sets in this example. feet, 180 sq. These 15 quiz scores are the systematic sample. Data that can only take on certain values are discrete data. Each student in the following samples is asked how much tuition he or she paid for the Fall semester. Often, people with strong positive or negative opinions may answer surveys, which can affect the results. Ordinal data is qualitative data for which their values have some kind of relative position. You cannot expect your brain to work nicely with hundreds of thoughts, it will only create a mess. State whether the data described below are discrete or continuous and explain why The amounts of time that different - Answered by a verified Tutor . Record the number. Your email address will not be published. Q: State whether the data below are discrete or continuous, explain why. For the purpose of analysis, data are presented as the facts and figures collected together. The data are because.continuous the data can take on any value in an interval B. State whether the data described below are discrete or continuous, and explain why. If they are not, discuss the reasons. The data are discrete because the data can only take on specific values. The measure of Ris 5 greater than the measure of ZO. Divide 84 a money box contains 1 coins, 2 coins, 5 coins and 10 coins 10 coins is four times the number of 1 coins. 24 people said theyd prefer more talk shows, and 176 people said theyd prefer more music. The data are continuous because the data can only take on specific values. Can we have both discrete data and continuous data from the same experiment? Biased samples that are not representative of the population give results that are inaccurate and not valid. The data he collects are summarized in the histogram. Your phone book contains 20,000 residence listings. Continuous data: When numerical data has . Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. The weights (in pounds) of their backpacks are 6.2, 7, 6.8, 9.1, 4.3. pair starts due east and then turns 50 toward north. Grouped distribution of continuous data tabulation frequencies is performed against a value group. But still, their samples would be, in all likelihood, different from each other. This category contains people who did not feel they fit into any of the ethnicity categories or declined to respond. We provide you year-long structured coaching classes for CBSE and ICSE Board & JEE and NEET entrance exam preparation at affordable tuition fees, with an exclusive session for clearing doubts, ensuring that neither you nor the topics remain unattended. It might sound a bit weird but do not burden yourself with new topics before the exam. The areas of the lawns are 144 sq. Whenever you face any problem the best solution is consulting the concerned teacher, you should never hesitate to ask for doubts. These data consist of audio, images, symbols, or text. Can I get some help? Doreen's sample will be different from Jung's sample. When you have a numeric variable, you need to determine whether it is discrete or continuous. Making a schedule/timetable or studying together with your peers may help you in focusing and keep you active. Examples are lengths, temperature, etc. The amount of money they spend on books is probably much less than the average parttime student. Create a stratified sample by column. Confounding: When the effects of multiple factors on a response cannot be separated. Displaying percentages along with the numbers is often helpful, but it is particularly important when comparing sets of data that do not have the same totals, such as the total enrollments for both colleges in this example. All data that are the result of counting are called quantitative discrete data. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. It also could not be used if the percentages added to less than 100%. Excelling your basic knowledge about the subject promotes conceptual learning and hence, you can easily get familiar with new concepts too. We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. on any value in an interval . A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. . the chance of picking the first person is 1,000 out of 10,000 (0.1000); the chance of picking a different second person for this sample is 999 out of 10,000 (0.0999); the chance of picking the same person again is 1 out of 10,000 (very low). The exact lengths (in kilometers) of the ocean coastlines of different countries. The action you just performed triggered the security solution. The weights (in tons) of the trees in a forestANSWERA.) The use of discrete and continuous quantitative variables would be helpful for detecting intervention effects . Ungrouped frequency distribution of discrete data is performed against a single value. Once you are clear with the basic concept, you shall be able to understand additional concepts easily. 2013 - 2023 Great Lakes E-Learning Services Pvt. For qualitative data, if the list can be sorted naturally, we further specify it as an ordinal variable. There are distinct or different values in discrete data. It only contains finite values, the subdivision of which is not possible. The durations of a chemical reaction comma repeated . If the survey is done well, the answer is yes. This is important to know when we think about what the data are telling us. b. The number of classes a student missed. Ducks in a pond are discrete data because the number of ducks is a finite number. we conducted an additional simulated control chart analysis to determine whether detection of this normal . The time(in minutes) it takes The time(in minutes) it takes A: It is given that the time (in minutes) it takes different students to drive to school from home. The three cans of soup, two packages of nuts, four kinds of vegetables and two desserts are quantitative discrete data because you count them. A variable is said to be continuous if it can take on any value in an interval. The Other/Unknown category is large compared to some of the other categories (Native American, 0.6%, Pacific Islander 1.0%). Asking all 20,000 listeners is an almost impossible task. C. The data are These values do not have to be complete numbers, but they are values that are fixed. Each method has pros and cons. To determine the average cost of a two-day stay in a hospital in Massachusetts, survey 100 hospitals across the state using simple random sampling. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. This site is using cookies under cookie policy . 2003-2023 Chegg Inc. All rights reserved. The continuous variable can take any value within a range. on any value in an interval . continuous, and explain why. State whether the data described below are discrete or continuous, and explain why. Again, you sample the same five students. Ordinal data have natural ordering where a number is present in some kind of order by their position on the scale. Gathering information about an entire population often costs too much or is virtually impossible. It includes only those values which are separate and can only be counted in whole numbers or integers, which means that the data can not be split into fractions or decimals. A. b. For example, you can not have a natural order for apple, orange, and banana. There are several different methods of random sampling. It is a good idea to look at a variety of graphs to see which is the most helpful in displaying the data. 5. As a rule, the larger the sample, the smaller the sampling error. A random number generator is used to pick two of those years. CS State whether the data described below are discrete or continuous, and explain why. Small letters like \(x\) or \(y\) generally are used to represent data values. A bar graph is appropriate to compare the relative size of the categories. The numbers of hotels in cities Choose the correct answer below. The Literary Digest Poll, Virtual Laboratories in Probability and Statistics, Gallup Presidential Election Trial-Heat Trends, 19362008, Gallup Politics. Indicate whether quantitative data are continuous or discrete. The measure of ZQ is 10 less than the measure of LP. The data are the colors of houses. It is understandable that it must be making you feel nervous right now but your emotions are valid! You can get study material, solved and unsolved questions, and also quizzes which will help you test your knowledge. A. discrete because the data can only. Press ENTER 15 times and record the numbers. In some situations, having small samples is unavoidable and can still be used to draw conclusions. It is also important to know what kind of plot is suitable for which data category; it helps in data analysis and visualization. Discrete Data Examples: The number of students in a class, the number of chocolates in a bag, the number of strings on the guitar, the number of fishes in the aquarium, etc. The data are continuous because the data can take Since this is the case, sampling without replacement is approximately the same as sampling with replacement because the chance of picking the same individual more than once with replacement is very low. To determine the proportion of people taking public transportation to work, survey 20 people in New York City. However, generally, we use age as a discrete, NCERT Solutions for Class 12 Business Studies, NCERT Solutions for Class 11 Business Studies, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 9 Social Science, NCERT Solutions for Class 8 Social Science, CBSE Previous Year Question Papers Class 12, CBSE Previous Year Question Papers Class 10. You can go for many of the career options if you pursue stats, you can get detailed information about all of the above-mentioned choices and also many more careers on the online website of Vedantu which tells the full forms and also the detailed explanation of each one of them. Hint: Data that are discrete often start with the words "the number of." the number of pairs of shoes you own. Statistics involves organizing, analyzing, interpreting, and representing data. Arrow over to PRB. Asking all 10,000 students is an almost impossible task. c. Age is discrete data because we could be infinitely precise and use an infinite number of decimal places, rendering age continuous as a result. B. You'll find career guides, tech tutorials and industry news to keep yourself updated with the fast-changing world of tech and business. 2. Press MATH. Therefore, adjustment of the differential equations system under such data . For example, it does not make sense to find an average hair color or blood type. Samples of only a few hundred observations, or even smaller, are sufficient for many purposes. . Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. - Example, Formula, Solved Examples, and FAQs, Line Graphs - Definition, Solved Examples and Practice Problems, Cauchys Mean Value Theorem: Introduction, History and Solved Examples. These data can be represented on a wide variety of graphs and charts, such as bar graphs, histograms, scatter plots, boxplots, pie charts, line graphs, etc. Results are the outcome of our efforts and if you believe that you have put your best, then you will surely be able to score good marks. 8. For example, you could stratify (group) your college population by department and then choose a proportionate simple random sample from each stratum (each department) to get a stratified random sample. It is classified into two broad categories: qualitative data and quantitative data. Probably not. Just as there is variation in data, there is variation in samples. Height is continuous but we sometimes don't really worry too much about minor variations and club heights into a set of discrete data instead. Compare the fractions 999/10,000 and 999/9,999. Problems with samples: A sample must be representative of the population. . The data are discrete because the data can take on any value in an interval. 4. Press ENTER. The data are the number of machines in a gym. Each random number may only contribute one class member. The job of the statistician is to see through the variability and draw appropriate conclusions. QUESTIONState whether the data described below are discrete or continuous, and explain why. It can be the version of an android phone, the height of a person, the length of an object, etc. Data that can only take on certain values are discrete data. feet, 190 sq. A stated earlier, Lengths are in general, continuous variables. The continuous data can be broken down into. The colors red, black, black, green, and gray are qualitative data. O A. All the members from these clusters are in the cluster sample. the chance of picking the first person for any particular sample is 1000 out of 10,000 (0.1000); the chance of picking a different second person is 999 out of 9,999 (0.0999); you do not replace the first person before picking the next person. Nominal and ordinal data can act as both discrete and continuous. answer below. The data are discrete because the data can take on any value in an interval. A medical researcher interviews every third cancer patient from a list of cancer patients at a local hospital. The volumes left parenthesis in cubic feet right parenthesis of different rooms Choose the correct answer below. State whether the data described below are discrete or continuous and explain why The amounts of time that different brands' batteries last in a CD player. Therefore this is discrete data. You sample five gyms. The data are discrete because the data can only take on specific values. Different types of data are used in research, analysis, statistical analysis, data visualization, and data science. Luling, Texas Murders, Lodash Isequal Alternative, Preston Elementary School Lunch Menu, Articles S

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