Question

Lopez Distributors has just received a shipment of 5000 boxed pairs of mini speakers. A sample of 120 of the boxes are opened and checked. In15 of the 120 opened boxes, the speakers are mismatched.
a. Produce and interpret the 95% confidence interval estimate of the total number of mismatched pairs in the shipment.
b. Produce and interpret the 90% confidence interval estimate of the total number of mismatched pairs in the shipment.


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  • CreatedJuly 16, 2015
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