Question

A dependent random sample from two normally distributed populations gives the following results:
n = 15 d-bar = 25.4 sd = 2.8
a. Find the 95% confidence interval for the difference between the means of the two populations.
b. Find the margin of error for a 95% confidence interval for the difference between the means of the two populations.


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  • CreatedJuly 07, 2015
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