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OpenStudy (hockeychick23):
Suppose that, based on a sample, the 95% confidence interval for the mean of the population is (27,43). What was the mean of the sample?
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OpenStudy (kropot72):
The sample mean can be found by finding the mean of the 2 values that define the limits of the confidence interval.
OpenStudy (hockeychick23):
how do i do that given just 1 set of numbers though?
OpenStudy (kropot72):
Find the mean of 27 and 43 by adding these two numbers and then dividing the sum of them by 2.
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