Question

The null and alternate hypotheses are:
H0: µσ ≤ 0
H1: µσ > 0
The following sample information shows the number of defective units produced on the day shift and the afternoon shift for a sample of four days last month.


At the .05 significance level, can we conclude there are more defects produced on the dayshift?


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  • CreatedDecember 10, 2014
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