Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 12 - Data Analysis and Probability - 12-5 Samples and Surveys - Practice and Problem-Solving Exercises: 23

Answer

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Work Step by Step

Here, it is important to note that the data sets are actually relatively close to each other. Given a relatively small sample size, one would expect some variation in the results. Thus, while the data set is random, it may lead to poor results by being too small.
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