Mathematics, 15.04.2020 00:50 lilyrockstarmag
One division of a large defense contractor manufactures telecommunication equipment for the military. Management wants to determine the percentage of rework for electrical components manufactured by the entire company. The Quality Control Department wants to estimate the true percentage of rework for electrical components to within 7.4%, with 99% confidence.
(A) How many components should they sample at least?
Answers: 1
, and a confidence level of 
, we have the following confidence interval of proportions.
.
, z is the value of Z that has a pvalue of 
, so 
.
, which is the case in which we are going to need to sample the largest number of components.
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One division of a large defense contractor manufactures telecommunication equipment for the military...
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