Deviation your organization has a goal of 15 days for the

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your organization has a goal of 15 days for the average processing of a purchase request (PR) from notification to final approval. they are only concerned if it takes longer than 15 days. a sample of 25 PRs produced a mean of 15.5 days and a standard deviation of 1.5 days. test at the 10% level of significance whether they are meeting their goal.

Reference no: EM13643562

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