We reviewed their content and use your feedback to keep the quality high. 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. A variable is said to be continuous if it can take on any value in an interval. The data are discrete because the data can only take on specific values. Note: randInt(0, 30, 3) will generate 3 random numbers. The gender of a person, i.e., male, female, or others, is qualitative data. You can get study material, solved and unsolved questions, and also quizzes which will help you test your knowledge. A. Now business runs on data, and most companies use data for their insights to create and launch campaigns, design strategies, launch products and services or try out different things. When a car is randomly selected, it is found to have 3 wipers. The graph in Figure \(\PageIndex{5}\) is a Pareto chart.
State whether the data described below are discrete or - JustAnswer How to Calculate the Percentage of Marks? The volume of cola in a can is 11.8 oz. 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. Nominal data.Ordinal data.Discrete data.Continuous data. What type of data is this? The data are continuous because the data can only take on specific values. Ltd. All rights reserved. Indicate whether quantitative data are continuous or discrete. B. O C. The data are continuous because the data can take on any value in an interval.
1.2: Variables and Types of Data - Statistics LibreTexts A. Examples: crash testing cars or medical testing for rare conditions, Undue influence: collecting data or asking questions in a way that influences the response. The number of classes a student missed. Neither would be wrong, however. Press ENTER 15 times and record the numbers. A. Q: Classify the Following as Discrete and Continuous Data. The first A defective counting device can cause a nonsampling error. A statistics professor collects information about the classification of her students as freshmen, sophomores, juniors, or seniors. We choose ten different part-time students from the disciplines of chemistry, math, English, psychology, sociology, history, nursing, physical education, art, and early childhood development. Press ENTER 2 more times (even the repeats). a. stratified; b. systematic; c. simple random; d. cluster; e. convenience. The colors red, black, black, green, and gray are qualitative data. 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. According to a report, today, at least2.5 quintillion bytes of data are produced per day. It is classified into two broad categories: qualitative data and quantitative data. What can you conclude about the angles opposite these sides? What is the main difference between discrete and continuous data? 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. This pie chart shows the students in each year, which is qualitative data. A. Think about what contributes to making Doreens and Jungs samples different.
Solved state whether the data is continous or discrete The | Chegg.com Confounding makes it difficult or impossible to draw valid conclusions about the effect of each factor. How to differentiate the obtained results as discrete and continuous data? Nominal Data is used to label variables without any order or quantitative value. The data are continuous because the data can take For the purpose of analysis, data are presented as the facts and figures collected together. B. The data are discrete because the data can take on any value in an interval. Q: State whether the data below are discrete or continuous, explain why. Which pair is farther from camp? Qualitative data tells about the perception of people. feet, 180 sq. Record the number of ones, twos, threes, fours, fives, and sixes you get in the following table (frequency is the number of times a particular face of the die occurs): Did the two experiments have the same results? Qualitative data are generally described by words or letters. The numbers of hotels in cities Choose the correct answer below. 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. There are distinct or different values in discrete data. 13. and it is subdivided into nominal and ordinal data. No. Tables are a good way of organizing and displaying data. It may take any numeric value, within a potential value range of finite or infinite. Sometimes percentages add up to be more than 100% (or less than 100%). B. Record the number. To do so, the ship must sail between two pairs of islands, avoiding sailing between a third p Weights are quantitative continuous data because weights are measured. A random number generator is used to pick two of those years. the number of data values is increased), their sample results (the average amount of time a student sleeps) might be closer to the actual population average. Examples are lengths, temperature, etc. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. The numbers of hotels in cities Choose the correct answer below. Working with data requires good data science skills and a deep understanding of different types of data and how to work with them. Try to identify additional data sets in this example. 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? Which is the safest route for the ship? 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. State whether the data described below are discrete or continuous, and explain why. If you did the experiment a third time, do you expect the results to be identical to the first or second experiment? Besides herself, Lisas group will consist of Marcierz, Cuningham, and Cuarismo. Discrete is data that can take only certain values. b. We need to evaluate the statistical studies we read about critically and analyze them before accepting the results of the studies. C. The type of data that has clear spaces between values is discrete data. We might make different choices of what we think is the best graph depending on the data and the context. amount of money (in dollars) won playing poker, IQ scores (This may cause some discussion.). Do you think that this sample is representative of (or is characteristic of) the entire 20,000 listener population? Suppose ABC College has 10,000 part-time students (the population). Data may come from a population or from a sample. Save my name, email, and website in this browser for the next time I comment. If all the money in the 555, find the number of 10 coins in it 12. Nominal and ordinal data can act as both discrete and continuous. That is, once a member is picked, that member goes back into the population and thus may be chosen more than once. O C. From that number, count ten quiz scores and record that quiz score. B. If the survey is done well, the answer is yes. Larger samples are better, if possible. O C. The data are continuous because the data can. 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. Required fields are marked *. A histogram is used to display quantitative data: the numbers of credit hours completed. The data . The exact lengths (in kilometers) of the ocean coastlines of different countries. First, we use convenience sampling and survey ten students from a first term organic chemistry class. For any particular sample of 1,000, if you are sampling with replacement. 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. LCM of 3 and 4, and How to Find Least Common Multiple, What is Simple Interest? The data are the colors of houses. Experts are tested by Chegg as specialists in their subject area. The exact lengths (in kilometers) of the ocean coastlines of different countries. For these samples, each member of the population did not have an equally likely chance of being chosen.
It is further classified as discrete data and continuous data. . 2003-2023 Chegg Inc. All rights reserved. Press ENTER and record that number. It is further classified as discrete data and continuous data. For example, call-in surveys are invariably biased, because people choose to respond or not. All the members from these clusters are in the cluster sample. Dominic Lusinchi, President Landon and the 1936 Literary Digest Poll: Were Automobile and Telephone Owners to Blame? Social Science History 36, no. The prison populations of different countries ha Choose the correct answer below. O A. Just as there is variation in data, there is variation in samples. Use the column numbers: one through six. Whenever you face any problem the best solution is consulting the concerned teacher, you should never hesitate to ask for doubts. The data will be quantitative, say 2+3 (=5) apples. A discrete data set because there are a finite number of possible values. The chart in Figure \(\PageIndex{6}\) is organized by the size of each wedge, which makes it a more visually informative graph than the unsorted, alphabetical graph in Figure \(\PageIndex{6}\). 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. Most data can be put into the following categories: Qualitative data are the result of categorizing or describing attributes of a population.
The first sample probably consists of science-oriented students. Evaluate it on its merits and the work done. O A. The data are discrete because the data can take on any value in an interval.
. OOO O A. The numbers generated are as follows: 0.94360; 0.99832; 0.14669; 0.51470; 0.40581; 0.73381; 0.04399. Ra on any value in an interval . O A. 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. Also, in both cases, not all students have a chance to be in either sample. 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. If you feel like your doubt is stupid and you skip it rather than ask it, it is not the correct approach. Discrete.
Math 227 - Statistics Flashcards | Quizlet Causality: A relationship between two variables does not mean that one causes the other to occur. A. To choose a stratified sample, divide the population into groups called strata and then take a proportionate number from each stratum. It is from a continuousdata set because 218+ Consultants 4.7 Satisfaction rate According to a report, today, at least 2.5 quintillion bytes of data are produced per day. However for practical reasons, in most populations, simple random sampling is done without replacement. Statistical data about spreading of the epidemic are known in discrete periods of time, for example twenty-four hours. In some situations, having small samples is unavoidable and can still be used to draw conclusions. B. The data are continuous because the data can only take on specific values . The discrete data are countable and have finite values; their subdivision is not possible. Below are tables comparing the number of part-time and full-time students at De Anza College and Foothill College enrolled for the spring 2010 quarter. Many other courses are available online to master your foundational knowledge which may assist you later. 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. Your email address will not be published. Grouped distribution of continuous data tabulation frequencies is performed against a value group. A medical researcher interviews every third cancer patient from a list of cancer patients at a local hospital. Samples of only a few hundred observations, or even smaller, are sufficient for many purposes. Systematic sampling is frequently chosen because it is a simple method. The data she collects are summarized in the pie chart Figure \(\PageIndex{1}\). Probably not. The duration of movies in minutes A.The data are continuous because the data can take on any value in an interval. 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. Those numbers picked from the first department, picked from the second department, and so on represent the members who make up the stratified sample. state whether the data is continous or discrete The durations of Statistics and Probability questions and answers, CS State whether the data described below are discrete or continuous, and explain why. QUESTIONState whether the data described below are discrete or continuous, and explain why. The data are discrete because the data can take on any value in an interval. Quantitative data, on the other hand, is one that contains numerical values and uses a scope. That is, a member of the population may be chosen only once. The ordinal data only shows the sequences and cannot use for statistical analysis. Discrete data is a sort of numerical data that consists of full, concrete numbers that have particular and fixed data values that are determined by counting. 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. Try this experiment twice. Be aware that as you take data, your data may vary somewhat from the data someone else is taking for the same purpose. Work collaboratively to determine the correct data type (quantitative or qualitative). Problems with samples: A sample must be representative of the population. Data from www.bookofodds.com/Relationsh-the-President. This data helps market researchers understand the customers tastes and then design their ideas and strategies accordingly. Create a cluster sample by picking two of the columns. Then use simple random sampling to choose proportionate numbers from the first department and do the same for each of the remaining departments. The data are discrete because the data can . Question: CS State whether the data described below are discrete or continuous, and explain why. Qualitative or Categorical Data is data that cant be measured or counted in the form of numbers. A type of sampling that is non-random is convenience sampling. Over time, some continuous data can change. Record the number and the first quiz score. b. Most samples are taken from large populations and the sample tends to be small in comparison to the population. This is important to know when we think about what the data are telling us. Over time, some continuous data can change. They spend: $50; $40; $36; $15; $50; $100; $40; $53; $22; $22.
Determine whether the data are from discrete data or continuous data set. 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. 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.