Do you need an answer to a question different from the above? Ask your question!

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?

9th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau

ISBN: 9781111830991