The number of classes a student missed. 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\newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), of Students at De Anza College Fall Term 2007 (Census Day), 1.1: Descriptive and Inferential Statistics, Percentages That Add to More (or Less) Than 100%, http://www.well-beingindex.com/default.asp, http://www.well-beingindex.com/methodology.asp, http://www.gallup.com/poll/146822/gaquestions.aspx, http://www.math.uah.edu/stat/data/LiteraryDigest.html, http://www.gallup.com/poll/110548/ga9362004.aspx#4, http://de.lbcc.edu/reports/2010-11/fhts.html#focus, http://poq.oxfordjournals.org/content/70/5/759.full, source@https://openstax.org/details/books/introductory-statistics, status page at https://status.libretexts.org, Students who intend to transfer to a 4-year educational institution. A soccer coach selects six players from a group of boys aged eight to ten, seven players from a group of boys aged 11 to 12, and three players from a group of boys aged 13 to 14 to form a recreational soccer team. Show More. State whether the data described below are discrete - Course Hero Researchers often prefer to use quantitative data over qualitative data because it lends itself more easily to mathematical analysis. One-third of a number when decreased by 2 equals one-fifth of the nimenbe Find the number. For example, the number of subjects in a course, the number of families living in a block, the number of digits in a code, etc. Be aware that many large samples are biased. If you did the experiment a third time, do you expect the results to be identical to the first or second experiment? novel method for jointly modeling the evolution of discrete and Misleading use of data: improperly displayed graphs, incomplete data, or lack of context. Quantitative data can be expressed in numerical values, making it countable and including statistical data analysis. What type of data is this? Any group of n individuals is equally likely to be chosen by any other group of n individuals if the simple random sampling technique is used. The two numbers are for two of the columns. 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. Is the study impartial? 1. Statistics and Probability questions and answers, state whether the data is continous or discrete The durations of Press ENTER two more times for the other 2 random numbers. The points are associated with an unbroken line. You should ask the doubt there and then clear it, analyze it and work on it. Therefore, adjustment of the differential equations system under such data . . However, students shall understand that it is important for them to recognize their interests and based on that, select the best career path possible. When a car is randomly selected, it is found to have 3 wipers. . Samples that contain different individuals result in different data. The other examples of qualitative data are : Difference between Nominal and Ordinal Data, Difference between Discrete and Continuous Data, 22 Top Data Science Books Learn Data Science Like an Expert, PGP In Data Science and Business Analytics, PGP In Artificial Intelligence And Machine Learning, Nominal data cant be quantified, neither they have any intrinsic ordering, Ordinal data gives some kind of sequential order by their position on the scale, Nominal data is qualitative data or categorical data, Ordinal data is said to be in-between qualitative data and quantitative data, They dont provide any quantitative value, neither can we perform any arithmetical operation, They provide sequence and can assign numbers to ordinal data but cannot perform the arithmetical operation, Nominal data cannot be used to compare with one another, Ordinal data can help to compare one item with another by ranking or ordering, Discrete data are countable and finite; they are whole numbers or integers, Continuous data are measurable; they are in the form of fractions or decimal, Discrete data are represented mainly by bar graphs, Continuous data are represented in the form of a histogram, The values cannot be divided into subdivisions into smaller pieces, The values can be divided into subdivisions into smaller pieces, Discrete data have spaces between the values, Continuous data are in the form of a continuous sequence, Opinion on something (agree, disagree, or neutral), Colour of hair (Blonde, red, Brown, Black, etc. Sleep deprivation is of no use, instead, you should take a nap to relax the nerves of your brain in order to learn and study later. The data are discrete because the data can . 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. Which is the safest route for the ship? Why or why not? If the survey is done well, the answer is yes. 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. B. Solved state whether the data is continous or discrete The | Chegg.com Performance & security by Cloudflare. What type of data is this? If all the money in the 555, find the number of 10 coins in it 12. 13. Solved State whether the data described below are discrete - Chegg State whether the data described below are discrete or continuous, and What are the career options in the field of Statistics? the data can only take on specific values . Show how you know. 2013. The measure of Ris 5 greater than the measure of ZO. Determine the correct data type (quantitative or qualitative) for the number of cars in a parking lot. To determine the proportion of people taking public transportation to work, survey 20 people in New York City. 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. MAT 131 - Descriptive Statistics Ch. 1.2 - Types of Data - Quizlet The volumes left parenthesis in cubic feet right parenthesis of different rooms Choose the correct answer below. Samples of only a few hundred observations, or even smaller, are sufficient for many purposes. Experts are tested by Chegg as specialists in their subject area. A. Examples are lengths, temperature, etc. What is the main difference between discrete and continuous data? The amount of money they spend on books is as follows: $128; $87; $173; $116; $130; $204; $147; $189; $93; $153. OOO O A. answer below. Once you are clear with the basic concept, you shall be able to understand additional concepts easily. State whether the data described below are discrete or continuous, and explain why. feet, 160 sq. Different types of data are used in research, analysis, statistical analysis, data visualization, and data science. B. Continuous data are in the form of fractional numbers. These values do not have to be complete numbers, but they are values that are fixed. The term discrete means distinct or separate. Do not automatically assume that the study is good, but do not automatically assume the study is bad either. If Doreen and Jung took larger samples (i.e. In some situations, having small samples is unavoidable and can still be used to draw conclusions. However, if two or more of you are taking the same data and get very different results, it is time for you and the others to reevaluate your data-taking methods and your accuracy. A discrete data set because there are a finite number of possible values. 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. pair starts due east and then turns 50 toward north. For accuracy, carry the decimal answers to four decimal places. 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. Number each department, and then choose four different numbers using simple random sampling. A. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. Just as there is variation in data, there is variation in samples. Still, continuous data stores the fractional numbers to record different types of data such as temperature, height, width, time, speed, etc. A bar graph is appropriate to compare the relative size of the categories. on any value in an interval . You can go for a business analyst or a statistician or a financial analyst or even an economist etc. A. ), Ranking of people in a competition (First, Second, Third, etc. Larger samples are better, if possible. The numbers of majors offered by colleges Choose the correct answer below. Another example is learning how to use calculators. A defective counting device can cause a nonsampling error. The use of discrete and continuous quantitative variables would be helpful for detecting intervention effects . A continuous data set because there are infinitely many possible values and those values cannot be counted. The data are discrete because the data can only take on specific values. If you feel tired at the moment, even that too is fine. Math 227 - Statistics Flashcards | Quizlet 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. O C. 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. The data are discrete because the data can take on any value in an interval. The distance from G to H in Frequently Asked Questions, Pew Research Center for the People & the Press, www.people-press.org/methodolwer-your-polls (accessed May 1, 2013). State whether the data described below are discrete or continuous, and explain why: . The color of hair can be considered nominal data, as one color cant be compared with another color. The data are the colors of houses. The weights (in pounds) of their backpacks are 6.2, 7, 6.8, 9.1, 4.3. There are no strict rules concerning which graphs to use. 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. It is not possible to measure qualitative data in terms of. a. State whether the data described below are discrete or continuous and explain why The amounts of time that different - Answered by a verified Tutor . There are particular calculators for different statistics exams and having good knowledge about their use and implementation would be great. 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. Neither would be wrong, however. In the graph, the percentages add to more than 100% because students can be in more than one category. The safest route is to avoid the closest pair of islands. Continuous data represents information that can be divided into smaller levels. Answered: State whether the data described below | bartleby We have grown leaps and bounds to be the best Online Tuition Website in India with immensely talented Vedantu Master Teachers, from the most reputed institutions. B. Discrete vs continuous data are two broad categories of numeric variables. The prison populations of different countries ha Choose the correct answer below. Continuous data is the data that can be of any value. You are going to use the random number generator to generate different types of samples from the data. Your email address will not be published. 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. Data are individual items of information that come from a population or sample. c. The data are continuous because the data can take on any value in an interval. Additional Resources a. stratified; b. systematic; c. simple random; d. cluster; e. convenience. When you analyze data, it is important to be aware of sampling errors and nonsampling errors. O C. The data are continuous because the data can. A more technological way is for Lisa to first list the last names of the members of her class together with a two-digit number, as in Table \(\PageIndex{2}\): Lisa can use a table of random numbers (found in many statistics books and mathematical handbooks), a calculator, or a computer to generate random numbers. Solved State whether the data described below are discrete - Chegg 4 Types of Data - Nominal, Ordinal, Discrete, Continuous The data are continuous because the data can only take on specific values. Data that can take a decimal value and can vary across a range is called . State whether each situation is categorical or quantitative. State whether the data described below are discrete or continuous, and explain why The speeds of the different people walking in a park Choose the correct answer below. The sample probably consists more of people who prefer music because it is a concert event. For some students, it might feel difficult as it involves logical thinking and mathematics but its a great option for those who love solving and putting their minds all into logic. Can we have both discrete data and continuous data from the same experiment? Two positions of an open gate are shown. Data is classified into 4 types. Collaborative Exercise 1.2. , i.e. Determine whether the data described below are qualitative or quantitative and explain why: . In today's changing times, pursuing a career in this subject is known to provide some of the most sought professional options. Other well-known random sampling methods are the stratified sample, the cluster sample, and the systematic sample. It is classified into two broad categories: qualitative data and quantitative data. An administrative assistant is asked to stand in front of the library one Wednesday and to ask the first 100 undergraduate students he encounters what they paid for tuition the Fall semester. Asking all 10,000 students is an almost impossible task. First, we use convenience sampling and survey ten students from a first term organic chemistry class. You must choose 400 names for the sample. The amount of money they spend on books is probably much less than the average parttime student. data are discrete because the data can take on any value in an b. 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? Press ENTER. Qualitative data tells about the perception of people. Question: State whether the data described below are discrete or continuous, and explain why. Quantitative data may be either discrete or continuous. The results of convenience sampling may be very good in some cases and highly biased (favor certain outcomes) in others. Difference Between Continuous and Discrete Data, Questions on Discrete Data Continuous Data. 5 (2006). The colors red, black, black, green, and gray are qualitative data. Show Less. Instructions: Use the Random Number Generator to pick samples. The table displays Ethnicity of Students but is missing the "Other/Unknown" category. Types of soups, nuts, vegetables and desserts are qualitative data because they are categorical. Dominic Lusinchi, President Landon and the 1936 Literary Digest Poll: Were Automobile and Telephone Owners to Blame? Social Science History 36, no. Determine whether the value is from a discrete or continuous data set You can also visit their website. 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. Compared to nominal data, ordinal data have some kind of order that is not present in nominal data. Indicate whether quantitative data are continuous or discrete. Ra A. Each random number may only contribute one class member. D. The Each method has pros and cons. C. The data are The road from A to E and the road from C and D are perpendicular and intersect at point F. Theresa's house is at C, 500 feet from the intersection. These data are used for observation like customer satisfaction, happiness, etc., but we cant do any arithmetical tasks on them. All you can do right now is to just take a deep breath and believe in yourself! Step 2: Discrete and continuous data. Press ENTER 2 more times (even the repeats). Create a stratified sample by column. Record the number. B. the number of classes you take per school year. Ans: Ducks in a pond are discrete data because the number of ducks is a finite number. Quantitative data, on the other hand, is one that contains numerical values and uses a scope. Your email address will not be published. Excelling your basic knowledge about the subject promotes conceptual learning and hence, you can easily get familiar with new concepts too. These data take on only certain numerical values. Convenience sampling involves using results that are readily available. For example, call-in surveys are invariably biased, because people choose to respond or not. Quantitative data are the result of counting or measuring attributes of a population. To choose a cluster sample, divide the population into clusters (groups) and then randomly select some of the clusters. Our choice also depends on what we are using the data for. This page titled 1.2: Variables and Types of Data is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by OpenStax via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request. The data are discrete because the data can only take on specific values. This variability in samples cannot be stressed enough. You should know how to manage your time and utilize it in the best way possible. They may be related (correlated) because of their relationship through a different variable. As a class, determine whether or not the following samples are representative. Press ENTER. Students often ask if it is "good enough" to take a sample, instead of surveying the entire population. Amount of money, pulse rate, weight, number of people living in your town, and number of students who take statistics are examples of quantitative data. Manufacturers regularly run tests to determine if the amount of beverage in a 16-ounce can falls within the desired range. In a college population of 10,000 people, suppose you want to pick a sample of 1,000 randomly for a survey. Numeric variables represent characteristics that you can express as numbers rather than descriptive language. The type of data that has clear spaces between values is discrete data. Continuous data: When numerical data has . If quantitative, state whether it's discrete or continuous. Great Learning's Blog covers the latest developments and innovations in technology that can be leveraged to build rewarding careers. The following pie charts have the Other/Unknown category included (since the percentages must add to 100%). Q: Classify the Following as Discrete and Continuous Data. All data that are the result of counting are called quantitative discrete data. Most data can be put into the following categories: Qualitative data are the result of categorizing or describing attributes of a population. The data are discrete because the data can only take on specific values. Read the study carefully to evaluate the work. This category contains people who did not feel they fit into any of the ethnicity categories or declined to respond. Data that can only take on certain values are discrete data. 5. It is classified into two broad categories: qualitative data and quantitative data. Can I get some help? But still, their samples would be, in all likelihood, different from each other. A high school principal polls 50 freshmen, 50 sophomores, 50 juniors, and 50 seniors regarding policy changes for after school activities. Nominal Data is used to label variables without any order or quantitative value. You sample five houses. All data that are the result of measuring are quantitative continuous data assuming that we can measure accurately. Record the three quiz scores in column one that correspond to these three numbers. 2. B. Create a cluster sample by considering each state as a stratum (group). The first Try to identify additional data sets in this example. Books for these classes tend to be expensive. The data are continuous because Convenience sampling is a nonrandom method of choosing a sample that often produces biased data. It might sound a bit weird but do not burden yourself with new topics before the exam. It is not possible to measure qualitative data in terms of numbers and it is subdivided into nominal and ordinal data. This pie chart shows the students in each year, which is qualitative data. Each undergraduate student in the fall semester has the same probability of being chosen at any stage of the sampling process. Most of these students are, more than likely, paying more than the average part-time student for their books. Besides herself, Lisas group will consist of Marcierz, Cuningham, and Cuarismo. Number of bacteria in a petri dish is 12,120. The graph in Figure \(\PageIndex{5}\) is a Pareto chart. It is classified into two broad categories: qualitative data and quantitative data. Ivy's house is at E, 750 feet from the intersection. What type of data is this? Work collaboratively to determine the correct data type (quantitative or qualitative). 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.

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