A sample has a mean of M 5 90 and a standard deviation of s 5 20.
Question:
A sample has a mean of M 5 90 and a standard deviation of s 5 20.
a. Find the z-score for each of the following X values.
X 5 95 X 5 98 X 5 105 X 5 80 X 5 88 X 5 76
b. Find the X value for each of the following z-scores.
z 5 21.00 z 5 0.50 z 5 21.50 z 5 0.75 z 5 21.25 z 5 2.60
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Related Book For 
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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