Discrete is data that can take only certain values. State whether the data described below are discrete or? continuous, and It is classified into two broad categories: qualitative data and quantitative data. Quick Check Introduction to Data Science. The gender of a person, i.e., male, female, or others, is qualitative data. So, you will get the result too! Data are individual items of information that come from a population or sample. Still, continuous data stores the fractional numbers to record different types of data such as temperature, height, width, time, speed, etc. State whether the data described below are discrete or - JustAnswer Discrete data. amount of money (in dollars) won playing poker, IQ scores (This may cause some discussion.). The bar graph is used to graphically represent discrete data. State whether the data described below are discrete or The discrete data contain the values that fall under integers or whole numbers. Complex numbers and fluctuating data values that be measured over a defined time frame are referred to as continuous data. The exact lengths (in kilometers) of the ocean coastlines of different countries. Nominal Data is used to label variables without any order or quantitative value. Create a cluster sample by considering each state as a stratum (group). Your answer is correct. The numbers generated are as follows: 0.94360; 0.99832; 0.14669; 0.51470; 0.40581; 0.73381; 0.04399. , i.e. Indicate whether quantitative data are continuous or discrete. Biased samples that are not representative of the population give results that are inaccurate and not valid. Work collaboratively to determine the correct data type (quantitative or qualitative). the data can only take on specific values . This website is using a security service to protect itself from online attacks. Variation is present in any set of data. Data is the new oil. Today data is everywhere in every field. A large ship is sailing between three small islands. answer below. 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? In each form of random sampling, each member of a population initially has an equal chance of being selected for the sample. Learn data analytics or software development & get guaranteed* placement opportunities. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. the distance it is from your home to the nearest grocery store. To choose a systematic sample, randomly select a starting point and take every nth piece of data from a listing of the population. four children shared a two third liter bottle of drink equal.how much did each child drink , two pairs of hikers leave the same camp heading in opposite divections. Be aware that many large samples are biased. There are particular calculators for different statistics exams and having good knowledge about their use and implementation would be great. The second sample is taken using a list of senior citizens who take P.E. Sampling data should be done very carefully. Collecting data carelessly can have devastating results. Data that can only take on certain values are discrete data. You must choose 400 names for the sample. You sample five houses. The data are continuous because the data can only take on specific values. A medical researcher interviews every third cancer patient from a list of cancer patients at a local hospital. Step One: Master the Foundational Knowledge. The data are continuous because the data 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%). There are a number of options if you go for the statistics degree. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Blood type might be AB+, O-, or B+. Grouped distribution of continuous data tabulation frequencies is performed against a value group. a chemical reaction comma repeated several times Choose the correct . These data cant be broken into decimal or fraction values. a. 2003-2023 Chegg Inc. All rights reserved. The key difference between discrete and continuous data is that discrete data contains the integer or whole number. 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. Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. You count discrete data. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. Also read: 22 Top Data Science Books Learn Data Science Like an Expert. Therefore, adjustment of the differential equations system under such data . To choose a stratified sample, divide the population into groups called strata and then take a proportionate number from each stratum. state whether the data is continous or discrete The durations of a chemical reaction comma repeated several times Choose the correct answer below. 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. The data are the weights of backpacks with books in them. Then survey every U.S. congressman in the cluster. . Create a systematic sample of 12 quiz scores. O A. Solved State whether the data described below are discrete - Chegg The Pareto chart has the bars sorted from largest to smallest and is easier to read and interpret. There are two types of data: Qualitative and Quantitative data, which are further classified into: 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. data are discrete because the data can take on any value in an Q: Classify the Following as Discrete and Continuous Data. Starting with that student, every 50th student is chosen until 75 students are included in the sample. Thats why it is also known as Categorical Data. The Data and Story Library, lib.stat.cmu.edu/DASL/Datafiles/USCrime.html (accessed May 1, 2013). Required fields are marked *. Working with data requires good data science skills and a deep understanding of different types of data and how to work with them. The amount of money they spend on books is as follows: $128; $87; $173; $116; $130; $204; $147; $189; $93; $153. according to measurement accuracy, it can be significantly subdivided into smaller sections. Question: CS State whether the data described below are discrete or continuous, and explain why. Indicate whether quantitative data are continuous or discrete. The numbers of hotels in cities Choose the correct answer below. - Example, Formula, Solved Examples, and FAQs, Line Graphs - Definition, Solved Examples and Practice Problems, Cauchys Mean Value Theorem: Introduction, History and Solved Examples. A local radio station has a fan base of 20,000 listeners. Ans: Ducks in a pond are discrete data because the number of ducks is a finite number. State whether the data described below are discrete or? Measurement of height and weight of a student, Daily temperature measurement of a place, Wind speed measured daily, etc. For example, in the case of statistics, algebra is a good option to learn before starting your statistics course. You can also visit their website. The weights (in pounds) of their backpacks are 6.2, 7, 6.8, 9.1, 4.3. Our choice also depends on what we are using the data for. The data are continuous because the data can take As a rule, the larger the sample, the smaller the sampling error. Legal. 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. O A. Examples of discrete variables are the number of students and age. Two positions of an open gate are shown. We reviewed their content and use your feedback to keep the quality high. 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. Working on data is crucial because we need to figure out what kind of data it is and how to use it to get valuable output out of it. Many of these students are taking first term calculus in addition to the organic chemistry class. Discrete data: When numerical data has values that are countable and specific to a particular category, it is called discrete data. State whether the data described below are discrete or continuous, and explain why. 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. You should know how to manage your time and utilize it in the best way possible. The data are discrete because the data can only take on specific values. They spend: $50; $40; $36; $15; $50; $100; $40; $53; $22; $22. feet, 190 sq. Determine the correct data type (quantitative or qualitative) for the number of cars in a parking lot. Nominal data.Ordinal data.Discrete data.Continuous data. B. To four decimal places, these numbers are equivalent (0.0999). Your email address will not be published. Suppose Doreen and Jung both decide to study the average amount of time students at their college sleep each night. Additional Resources B. If the survey is done well, the answer is yes. The data are continuous because the data can take Question: State whether the data described below are discrete or continuous, and explain why. It is from a continuousdata set because 218+ Consultants 4.7 Satisfaction rate Statistics is a quite tough subject but for those who know how to use their mind, its the best one for them as it involves more practical knowledge and conceptual learning. Asking all 10,000 students is an almost impossible task. Create a simple random sample of 15 quiz scores. The data are discrete because the data can only take on specific values. Determine whether the data are from discrete data or continuous data set. The list of fruit is nominal. The safest route is to avoid the closest pair of islands. Besides the chemistry course, some of them are also taking first-term calculus. Surely, you can get all the study material on Vedantu mobile app- learn live online. Determine the type of sampling used (simple random, stratified, systematic, cluster, or convenience). Age is discrete data because we could be infinitely precise and use an infinite number of decimal places, rendering age continuous as a result. The sample probably consists more of people who prefer music because it is a concert event. This table displays six sets of quiz scores (each quiz counts 10 points) for an elementary statistics class. State whether the data described below are discrete or continuous, and One gym has 12 machines, one gym has 15 machines, one gym has ten machines, one gym has 22 machines, and the other gym has 20 machines. 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. Continuous data is the data that can be of any value. The following graph is the same as the previous graph but the Other/Unknown percent (9.6%) has been included. Continuous data: When numerical data has . 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. It might sound a bit weird but do not burden yourself with new topics before the exam. Each method has pros and cons. Name data sets that are quantitative discrete, quantitative continuous, and qualitative. O C. Solved State whether the data described below are discrete - Chegg continuous, and explain why. Over time, some continuous data can change. For instance, hair color might be black, dark brown, light brown, blonde, gray, or red. The duration of movies in minutes A.The data are continuous because the data can take on any value in an interval. What type of data is this? Experts are tested by Chegg as specialists in their subject area. First, we use convenience sampling and survey ten students from a first term organic chemistry class. Evaluate it on its merits and the work done. Making a schedule/timetable or studying together with your peers may help you in focusing and keep you active. On Tax Day, House to Call for Firing Federal Workers Who Owe Back Taxes. The data are discrete because the data can take on any value in an interval. Books for these classes tend to be expensive. Researchers often prefer to use quantitative data over qualitative data because it lends itself more easily to mathematical analysis. Opinion poll posted online at: www.youpolls.com/details.aspx?id=12328 (accessed May 1, 2013). Self-selected samples: Responses only by people who choose to respond, such as call-in surveys, are often unreliable. The sample probably doesnt represent the entire fan base and is probably biased towards people who would prefer music. The numbers of programs installed on various computers ANSWERA.) Have some sleep, its important. Determine whether the value is from a discrete or continuous It is from a discrete data set because the number of possible values is infinite and countable. (2012), D is the discrete character data, z is a particular character mapping, and are the parameters of the hOUwie model. If you did the experiment a third time, do you expect the results to be identical to the first or second experiment? a. The data are continuous because the data can only take on specific values. This data helps market researchers understand the customers tastes and then design their ideas and strategies accordingly. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. 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. feet, and 210 sq. A high school educational researcher interviews 50 high school female teachers and 50 high school male teachers. Another example is learning how to use calculators. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. 2. If you count the number of phone calls you receive for each day of the week, you might get values such as zero, one, two, or three. A pollster interviews all human resource personnel in five different high tech companies. Data may come from a population or from a sample. ), Ranking of people in a competition (First, Second, Third, etc. Each undergraduate student in the fall semester has the same probability of being chosen at any stage of the sampling process. The table displays Ethnicity of Students but is missing the "Other/Unknown" category. Three cell phone towers form APQR. Continuous data represents information that can be divided into smaller levels. 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. All members of the four departments with those numbers are the cluster sample. As you become accustomed to sampling, the variability will begin to seem natural. A continuous data set because there are infinitely many possible values and those values cannot be counted. Quantitative data, on the other hand, is one that contains numerical values and uses a scope. If these data-driven topics got you interested in pursuing professional courses or a career in the field of Data Science. These kinds of data are also known as Numerical data. All you can do right now is to just take a deep breath and believe in yourself! Question: State whether the data described below are discrete or continuous, and explain why. 8. The percent columns make comparing the same categories in the colleges easier. The points are associated with an unbroken line. b. Its really normal for you to feel anxious before your exam especially when the subject is statistics. Solved state whether the data is continous or discrete The | Chegg.com Non-response or refusal of subject to participate: The collected responses may no longer be representative of the population. Create a cluster sample by picking two of the columns. A discrete variable, on the other hand, can only take on specific values. If you feel tired at the moment, even that too is fine. These data take on only certain numerical values. 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. We need to evaluate the statistical studies we read about critically and analyze them before accepting the results of the studies. State whether the data described below are discrete or continuous and explain why The amounts of time that different - Answered by a verified Tutor . The numbers of countries in the world in different years Choose the correct answer below. The students spend the following amounts: $180; $50; $150; $85; $260; $75; $180; $200; $200; $150. Over time, some continuous data can change. It is understandable that it must be making you feel nervous right now but your emotions are valid! we conducted an additional simulated control chart analysis to determine whether detection of this normal . The examples you have seen in this book so far have been small. Instead of that, just revise what youve already done. LCM of 3 and 4, and How to Find Least Common Multiple, What is Simple Interest? 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. If there is a repeat press ENTER again. We all know that time is very important, it doesnt wait for anyone. ), Education Level (Higher, Secondary, Primary), Total numbers of students present in a class, The total number of players who participated in a competition. The actual process of sampling causes sampling errors. Each travels 2 miles, then changes direction and travels 1.2 miles. Your instructor will give each group one six-sided die. 4 Types of Data - Nominal, Ordinal, Discrete, Continuous Doreen and Jung each take samples of 500 students. Create a stratified sample by column. In a college population of 10,000 people, suppose you want to pick a sample of 1,000 randomly for a survey. This is important to know when we think about what the data are telling us. Vedantu LIVE Online Master Classes is an incredibly personalized tutoring platform for you, while you are staying at your home. The data are the number of books students carry in their backpacks. When you analyze data, it is important to be aware of sampling errors and nonsampling errors. Number each department, and then choose four different numbers using simple random sampling. 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. When properly selected, larger samples model the population more closely than smaller samples. Most samples are taken from large populations and the sample tends to be small in comparison to the population. The use of discrete and continuous quantitative variables would be helpful for detecting intervention effects . The land areas of different countries Choose the correct answer below. O C. Factors not related to the sampling process cause nonsampling errors. The continuous variable can take any value within a range. c. The data are continuous because the data can take on any value in an interval. b. QUESTIONState whether the data described below are discrete or continuous, and explain why. The two-digit number 14 corresponds to Macierz, 05 corresponds to Cuningham, and 04 corresponds to Cuarismo. 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. OB. a. stratified; b. cluster; c. stratified; d. systematic; e. simple random; f.convenience. Neither would be wrong, however. However, in the real world age is often treated as a discrete variable because it makes more sense when collecting data and when reporting the results of a study. By using simple random sampling, select states to be part of the cluster. The prison populations of different countries ha Choose the correct answer below. If you sample without replacement, then the chance of picking the first person is ten out of 25, and then the chance of picking the second person (who is different) is nine out of 24 (you do not replace the first person). The data are continuous because the data can only take on specific values. The data are continuous because The following pie charts have the Other/Unknown category included (since the percentages must add to 100%). Those numbers picked from the first department, picked from the second department, and so on represent the members who make up the stratified sample. Divide into groups of two, three, or four. It was mentioned previously that two or more samples from the same population, taken randomly, and having close to the same characteristics of the population will likely be different from each other. Can we have both discrete data and continuous data from the same experiment? C. The data are In this article, we have discussed the data types and their differences. You sample the same five students. The data will be quantitative, say 2+3 (=5) apples. The data are discrete because the data can only take on specific values. Solved CS State whether the data described below are - Chegg Therefore this is discrete data. 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. Data that can only take on certain values are discrete data. But graphs can be even more helpful in understanding the data. What type of data does this graph show? Press ENTER 15 times and record the numbers. The station uses convenience sampling and surveys the first 200 people they meet at one of the stations music concert events.