Mall security estimates that the average daily per-store, Ask an Expert

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Mall security estimates that the average daily per-store theft is no more than $250, but wants to determine the accuracy of this statistic. The company researcher takes a sample of 64 clerks and finds that =$252 and s = $10.

a) Test at α = .05
b) Construct a 90% CIE of μ

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Applied Statistics, Statistics

Category:- Applied Statistics
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