continuous, and explain why. The data are discrete because the data can only take on specific values. Statistical data about spreading of the epidemic are known in discrete periods of time, for example twenty-four hours. How to differentiate the obtained results as discrete and continuous data? The sample probably doesnt represent the entire fan base and is probably biased towards people who would prefer music. The volumes left parenthesis in cubic feet right parenthesis of different rooms Choose the correct answer below. When you have a numeric variable, you need to determine whether it is discrete or continuous. Now, suppose we take a third sample. Explain your reasoning. the data can only take on specific values . Q: Classify the Following as Discrete and Continuous Data. It is not possible to measure qualitative data in terms of numbers and it is subdivided into nominal and ordinal data. They both did. By using simple random sampling, select states to be part of the cluster. state whether the data is continous or discrete The durations of a chemical reaction comma repeated several times Choose the correct answer below. Which two towers are closest together. State whether each situation is categorical or quantitative. 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. The measure of Ris 5 greater than the measure of ZO. Which experiment had the correct results? Data that can only take on certain values are discrete data. . Data are individual items of information that come from a population or sample. For example, if you randomly sample four departments from your college population, the four departments make up the cluster sample. The data are continuous because the data can take on any value in an interval . 2013 - 2023 Great Lakes E-Learning Services Pvt. Many of these students are taking first term calculus in addition to the organic chemistry class. Great Learning's Blog covers the latest developments and innovations in technology that can be leveraged to build rewarding careers. Experts are tested by Chegg as specialists in their subject area. 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It includes only those values which are separate and can only be counted in, , which means that the data can not be split into, Continuous data is the data that can be of any value. State whether the data described below are discrete or continuous, and explain why. The results of convenience sampling may be very good in some cases and highly biased (favor certain outcomes) in others. Confounding makes it difficult or impossible to draw valid conclusions about the effect of each factor. If they are not, discuss the reasons. Quantitative data may be either discrete or continuous. This particular bar graph in Figure \(\PageIndex{4}\) can be difficult to understand visually. 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? 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. State whether the data described below are discrete or continuous, and explain why. The amount a person grew (in height) in a year. The tables display counts (frequencies) and percentages or proportions (relative frequencies). The second pair starts due west and then turns 40 toward south. If you feel like your doubt is stupid and you skip it rather than ask it, it is not the correct approach. Surveys are typically done without replacement. The volume of cola in a can is 11.8 oz. A discrete variable, on the other hand, can only take on specific values. This is completely natural. Question: CS State whether the data described below are discrete or continuous, and explain why. A defective counting device can cause a nonsampling error. Therefore this is discrete data. In each form of random sampling, each member of a population initially has an equal chance of being selected for the sample. Examples of discrete variables are the number of students and age. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Asking all 10,000 students is an almost impossible task. The data are discrete because the data can take on any value in an interval. It is countable. Position 1 is less than the distance from G to H in Position 2. Which is the safest route for the ship? For example, it does not make sense to find an average hair color or blood type. Show Less. If these data-driven topics got you interested in pursuing professional courses or a career in the field of Data Science. the data can only take on specific values . Data that takes distinct values and cannot be in decimals is called discrete data. Determine the type of sampling used (simple random, stratified, systematic, cluster, or convenience). The sample probably consists more of people who prefer music because it is a concert event. The continuous data can be broken down into fractions and decimals, i.e. 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. For example, in the case of statistics, algebra is a good option to learn before starting your statistics course. If quantitative, state whether it's discrete or continuous. If all the money in the 555, find the number of 10 coins in it 12. It would be great if you already have a bit of knowledge about a course before opting for it. If she needed to, Lisa could have generated more random numbers. Discrete data is data that can only take certain values, while data that can take any value is continuous data. Record the three quiz scores in column one that correspond to these three numbers. 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. The data are discrete because the data can take on any value in an interval. The bar graph is used to graphically represent discrete data. Sometimes percentages add up to be more than 100% (or less than 100%). Ra Try this experiment twice. The triangles show the position of the gate in relation to its closed position. B.The data are discrete because the data can only take on specific values. For example, the sample may not be large enough. It is easy in many cases, discrete data is preceded by the number of, which makes the differentiation of results easier. Then survey every U.S. congressman in the cluster. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. Press ENTER. What type of data is this? Compared to nominal data, ordinal data have some kind of order that is not present in nominal data. Procrastination isnt even the last option if you are preparing for a statistics exam. Still, continuous data stores the fractional numbers to record different types of data such as temperature, height, width, time, speed, etc. 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. Just as there is variation in data, there is variation in samples. These data take on only certain numerical values. However, students shall understand that it is important for them to recognize their interests and based on that, select the best career path possible. Continuous data is the data that can be of any value. 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. Besides the chemistry course, some of them are also taking first-term calculus. 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. Read the study carefully to evaluate the work. When a car is randomly selected, it is found to have 3 wipers. Work collaboratively to determine the correct data type (quantitative or qualitative). Random sampling methods include simple random sampling, stratified sampling, cluster sampling, and systematic sampling. Most data can be put into the following categories: Qualitative data are the result of categorizing or describing attributes of a population. Quantitative data, on the other hand, is one that contains numerical values and uses a scope. 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. Besides simple random sampling, there are other forms of sampling that involve a chance process for getting the sample. To four decimal places, 9/25 = 0.3600 and 9/24 = 0.3750. 2013. To find the average GPA of all students in a university, use all honor students at the university as the sample. This is true even when the samples are well-chosen and representative of the population. 1. Q: State whether the data below are discrete or continuous, explain why. The numbers of hotels in cities Choose the correct answer below. LBCC Distance Learning (DL) program data in 2010-2011. lastbaldeagle. These kinds of data are also known as Numerical data. In polling, samples that are from 1,200 to 1,500 observations are considered large enough and good enough if the survey is random and is well done. On your calculator, press Math and arrow over to PRB. b. Qualitative or Categorical Data is data that cant be measured or counted in the form of numbers.