If all the possible random samples, each with n 5 9 scores, are selected from a normal
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If all the possible random samples, each with n 5 9 scores, are selected from a normal population with µ 5 80 and s 5 18, and the mean is calculated for each sample, then what is the average value for all of the sample means?
a. 9
b. 80
c. 9(80) 5 720
d. Cannot be determined without additional information
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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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