Compute the mean and standard deviation for the following sample of n 5 5 scores: 70, 72,

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Compute the mean and standard deviation for the following sample of n 5 5 scores: 70, 72, 71, 80, and 72.

Hint: To simplify the arithmetic, you can subtract 70 points from each score to obtain a new sample.

Then, compute the mean and standard deviation for the new sample. Finally, make the correction for having added 70 points to each score to find the mean and standard deviation for the original sample.

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Related Book For  book-img-for-question

Essentials Of Statistics For The Behavioral Sciences

ISBN: 9781337098120

9th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano

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