state whether the data is discrete or continuous

State whether the data described below are discrete or continuous, and explain why. A sample that is not representative of the population is biased. Neither would be wrong, however. Create a systematic sample of 12 quiz scores. The two numbers are for two of the columns. We all know that time is very important, it doesnt wait for anyone. B. It would be great if you already have a bit of knowledge about a course before opting for it. Cloudflare Ray ID: 7a2992ec2e151da5 OOO O A. What type of data is this? ), Education Level (Higher, Secondary, Primary), Total numbers of students present in a class, The total number of players who participated in a competition. 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. To choose a systematic sample, randomly select a starting point and take every nth piece of data from a listing of the population. A variable is said to be continuous if it can take on any value in an interval. If you and your friends carry backpacks with books in them to school, the numbers of books in the backpacks are discrete data and the weights of the backpacks are continuous data. O C. No. 25. Whether you are a data scientist, marketer, businessman, data analyst, researcher, or you are in any other profession, you need to play or experiment with raw or structured data. The list of fruit is nominal. A histogram is used to display quantitative data: the numbers of credit hours completed. State whether the data described below are discrete or In one study, eight 16 ounce cans were measured and produced the following amount (in ounces) of beverage: 15.8; 16.1; 15.2; 14.8; 15.8; 15.9; 16.0; 15.5. Why or why not? Work collaboratively to determine the correct data type (quantitative or qualitative). As a class, determine whether or not the following samples are representative. . B. Solved State whether the data described below are discrete - Chegg For example, call-in surveys are invariably biased, because people choose to respond or not. O A. We might make different choices of what we think is the best graph depending on the data and the context. Solved CS State whether the data described below are - Chegg Many of these students are taking first term calculus in addition to the organic chemistry class. In the graph, the percentages add to more than 100% because students can be in more than one category. a. For example, the sample may not be large enough. By using simple random sampling, select states to be part of the cluster. Notice that the frequencies do not add up to the total number of students. The data are discrete because the data can take on any value in an interval. feet, 190 sq. B. Press 5:randInt( and enter 1, 60). It may take any numeric value, within a potential value range of finite or infinite. These kinds of data can be considered in-between qualitative and quantitative data. Over time, some continuous data can change. The numbers of majors offered by colleges Choose the correct answer below. Ordinal data is qualitative data for which their values have some kind of relative position. In this situation, create a bar graph and not a pie chart. The Pareto chart has the bars sorted from largest to smallest and is easier to read and interpret. Surveys mailed to households and then returned may be very biased (they may favor a certain group). Question: CS State whether the data described below are discrete or continuous, and explain why. Besides herself, Lisas group will consist of Marcierz, Cuningham, and Cuarismo. The prison populations of different countries ha Choose the correct answer below. Divide your college faculty by department. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. The data are continuous because the data can only take on specific values. The number of books in a rack is a finite countable number. B. Can I get some help? The data are continuous because the data can take on any value in an interval. 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. Another example is learning how to use calculators. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. 134.209.154.177 Record the number and the first quiz score. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. True random sampling is done with replacement. Confounding: When the effects of multiple factors on a response cannot be separated. It is easy in many cases, discrete data is preceded by the number of, which makes the differentiation of results easier. For example, a computer software store conducts a marketing study by interviewing potential customers who happen to be in the store browsing through the available software. The second pair starts due west and then turns 40 toward south. It is classified into two broad categories: qualitative data and quantitative data. It is further classified as discrete data and continuous data. Learn data analytics or software development & get guaranteed* placement opportunities. Asking all 10,000 students is an almost impossible task. novel method for jointly modeling the evolution of discrete and The data are discrete because the data can take on any value in an interval. The data are because.continuous the data can only take on specific values C. a. stratified; b. systematic; c. simple random; d. cluster; e. convenience. The data are the weights of backpacks with books in them. A. Compare the fractions 999/10,000 and 999/9,999. Determine whether the given value is from a discrete or continuous data set. The freshman, sophomore, junior, and senior years are numbered one, two, three, and four, respectively. Your instructor will give each group one six-sided die. You should know how to manage your time and utilize it in the best way possible. To choose a simple random sample of size three from the other members of her class, Lisa could put all 31 names in a hat, shake the hat, close her eyes, and pick out three names. The departments are the clusters. The data she collects are summarized in the pie chart Figure \(\PageIndex{1}\). 8. Ungrouped frequency distribution of discrete data is performed against a single value. Then survey every U.S. congressman in the cluster. For example, suppose Lisa wants to form a four-person study group (herself and three other people) from her pre-calculus class, which has 31 members not including Lisa. Using a calculator, random numbers are generated and a student from a particular discipline is selected if he or she has a corresponding number. We need to evaluate the statistical studies we read about critically and analyze them before accepting the results of the studies. While working on these data, it is important to know the types of data to process them and get the right results. Different types of data are used in research, analysis, statistical analysis, data visualization, and data science. To determine the proportion of people taking public transportation to work, survey 20 people in New York City. a. 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. State whether the data described below are discrete or continuous, and explain why. Great Learning's Blog covers the latest developments and innovations in technology that can be leveraged to build rewarding careers. The data are discrete because the data can only take on specific values. Section 1-2 Practice Problems Flashcards | Quizlet b. QUESTIONState whether the data described below are discrete or continuous, and explain why. Number of bacteria in a petri dish is 12,120. A. This section will describe a few of the most common methods. Its really normal for you to feel anxious before your exam especially when the subject is statistics. Data that takes distinct values and cannot be in decimals is called discrete data. You sample five houses. The action you just performed triggered the security solution. Both samples are biased. Measurements of the amount of beverage in a 16-ounce can may vary because different people make the measurements or because the exact amount, 16 ounces of liquid, was not put into the cans. Dominic Lusinchi, President Landon and the 1936 Literary Digest Poll: Were Automobile and Telephone Owners to Blame? Social Science History 36, no. The volumes left parenthesis in cubic feet right parenthesis of different rooms Choose the correct answer below. You sample the same five students. Items a, e, f, k, and l are quantitative discrete; items d, j, and n are quantitative continuous; items b, c, g, h, i, and m are qualitative. The measure of Ris 5 greater than the measure of ZO. B. Those numbers picked from the first department, picked from the second department, and so on represent the members who make up the stratified sample. The station uses convenience sampling and surveys the first 200 people they meet at one of the stations music concert events. This is completely natural. When properly selected, larger samples model the population more closely than smaller samples. Continuous data. Hair color, blood type, ethnic group, the car a person drives, and the street a person lives on are examples of qualitative data. Data are individual items of information that come from a population or sample. Also, the sample represents only those who showed up to the event earlier than the majority. The weights (in tons) of the trees in a forestANSWERA.) Roll one fair die (six-sided) 20 times. Most statisticians use various methods of random sampling in an attempt to achieve this goal. It is also important to know what kind of plot is suitable for which data category; it helps in data analysis and visualization. feet, 160 sq. Nominal Data is used to label variables without any order or quantitative value. If the survey is done well, the answer is yes. You can go for a business analyst or a statistician or a financial analyst or even an economist etc. O C. The data are continuous because the data can take on any value in an interval. The Data and Story Library, lib.stat.cmu.edu/DASL/Datafiles/USCrime.html (accessed May 1, 2013). For any particular sample of 1,000, if you are sampling with replacement. The name nominal comes from the Latin name nomen, which means name. With the help of nominal data, we cant do any numerical tasks or cant give any order to sort the data. Quantitative data are the result of counting or measuring attributes of a population. Probably not. A type of sampling that is non-random is convenience sampling. Show how you know. Press ENTER. However, generally, we use age as a discrete variable. Lisa reads two-digit groups until she has chosen three class members (that is, she reads 0.94360 as the groups 94, 43, 36, 60). 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. Step 2: Discrete and continuous data. Statistics involves organizing, analyzing, interpreting, and representing data. Besides simple random sampling, there are other forms of sampling that involve a chance process for getting the sample. Weights are quantitative continuous data because weights are measured. feet, 180 sq. Tips and Tricks to study Discrete and Continuous Data, Age is discrete data because we could be infinitely precise and use an infinite number of decimal places, rendering age continuous as a result. C. The land areas of different countries Choose the correct answer below. A high school educational researcher interviews 50 high school female teachers and 50 high school male teachers. Determine whether the data are from discrete data or continuous data set. The exact distances (in centimeters) between the chairs in a college classroom. . Click to reveal The data will be quantitative, say 2+3 (=5) apples. ), Marital status (Single, Widowed, Married), When companies ask for feedback, experience, or satisfaction on a scale of 1 to 10, Letter grades in the exam (A, B, C, D, etc. 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. All data that are the result of measuring are quantitative continuous data assuming that we can measure accurately. The continuous data can be broken down into fractions and decimals, i.e. Work more on basics as they form the basis for many other concepts. Larger samples are better, if possible. Answered: State whether the data discribed below | bartleby Record the quiz scores that correspond to these numbers. Solved State whether the data described below are discrete - Chegg LCM of 3 and 4, and How to Find Least Common Multiple, What is Simple Interest? If you did the experiment a third time, do you expect the results to be identical to the first or second experiment? Each method has pros and cons. Dynamic models of epidemiology in discrete time taking into account The discrete data are countable and have finite values; their subdivision is not possible. C. Be aware that as you take data, your data may vary somewhat from the data someone else is taking for the same purpose. Otherwise, the variable is nominal. How to Calculate the Percentage of Marks? For example, if you randomly sample four departments from your college population, the four departments make up the cluster sample. A discrete data set because there are a finite number of possible values. We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. c . D. The Quantitative data, on the other hand, is one that contains numerical values and uses a scope. The first Books for these classes tend to be expensive. Also, in both cases, not all students have a chance to be in either sample. on any value in an interval . Misleading use of data: improperly displayed graphs, incomplete data, or lack of context. 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. That is, once a member is picked, that member goes back into the population and thus may be chosen more than once. You have to be dedicated. 3. No. a. Do you think that either of these samples is representative of (or is characteristic of) the entire 10,000 part-time student population? Zanas house is at A, 500 feet from the intersection, and Tan's house is at B, 750 feet from F. Which distance is longer, the distance from Zana's house to Tan's house or the distance from Theresa's house to Is house? Ltd. All rights reserved. Then choose every fiftieth name thereafter until you have a total of 400 names (you might have to go back to the beginning of your phone list). To four decimal places, these numbers are not equivalent. The numbers of programs installed on various computers ANSWERA.) It is further classified as discrete data and continuous data. Qualitative data tells about the perception of people. Two students carry three books, one student carries four books, one student carries two books, and one student carries one book. Number each department, and then choose four different numbers using simple random sampling. Log on to our website and explore courses delivered by industry experts. Suppose Doreen and Jung both decide to study the average amount of time students at their college sleep each night. You will learn why when you study confidence intervals. Quantitative data can be used for statistical manipulation. Try this experiment twice. The data . Whenever you face any problem the best solution is consulting the concerned teacher, you should never hesitate to ask for doubts.

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