13.22 Variability in college CPI Refer to the previous two exercises. a. Report the residual standard deviation.

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13.22 Variability in college CPI Refer to the previous two exercises.

a. Report the residual standard deviation. What does this describe?

b. Interpret the residual standard deviation by predicting where approximately 95% of the college CPI fall when high school grade (HSG) = 3.80, average monthly attendance percentage (AMAP) = 0.90 and average daily study time (ADST) = 5.0 hours per day, which are the sample means.

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Statistics The Art And Science Of Learning From Data

ISBN: 9781292164878

4th Global Edition

Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg

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