Consider taking random samples of size 100 from Population A with mean 85 and standard deviation of 15 and random samples of size 60 from Population B with mean 78 and standard deviation 12. Find the mean of the distribution of differences in sample means, . A. -7 B. 7 C. 85 D. 78
Consider taking random samples of size 100 from Population A with mean 85 and standard deviation of 15 and random samples of size 60 from Population B with mean 78 and standard deviation 12. Find the mean of the distribution of differences in sample means, . A. -7 B. 7 C. 85 D. 78
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Consider taking random samples of size 100 from Population A with
mean 85 and standard deviation of 15 and random samples of size 60 from Population B with mean 78 and standard deviation 12.
Find the mean of the distribution of differences in sample means, .A. -7B. 7C. 85D. 78
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