For the data in the following sample: a. Find the mean and the standard deviation. b. Now change the score of X = 8 to X = 18, and find the new mean and standard deviation. c. Describe how one extreme score influences the mean and standard deviation?

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For the data in the following sample:
8, 1, 5, 1, 5

a. Find the mean and the standard deviation.
b. Now change the score of X = 8 to X = 18, and find the new mean and standard deviation.
c. Describe how one extreme score influences the mean and standard deviation?

Related Book For answer-question

Statistics For The Behavioral Sciences

9th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau

ISBN: 9781111830991