Sample standard deviation
Given sample size of 20 with sample mean of 630.6 and sample standard deviation of 90.1, we carry out the following hypothesis test:
H0: m = 680
H1: m ≠ 680
Determine the conclusion of the test at the 0.05 level?
Expected delivery within 24 Hours
If the lot size is 3000, the sample size of 140, and probability of accepting the lot is 0.798. Determine the ATI for this quality level shipment?
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