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  3. 218 211 215 211 215 a find the mean and...

Question: 218 211 215 211 215 a find the mean and...

Question details

218, 211, 215, 211, 215

a. Find the mean and the standard deviation (using either formula)

b. Now change the score of 218 to 88 and find the new mean and standard deviation (using either formula).

c. Describe how one extreme score influenced the mean and standard deviation.

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