The average manufacturing work week in a particular city was 40.6 hours last year. It is...
The average manufacturing work week in a particular city was 40.6 hours last year. It is believed that a recession has led to a reduction in the average work week. To test the validity of this belief, which is the correct hypotheses?
H0: μ ≥ 40.6 Ha: μ < 40.6
H0: μ < 40.6 Ha: μ ≥ 40.6
H0: μ = 40.6 Ha: μ ≠ 40.6
H0: μ > 40.6 Ha: μ ≤ 40.6
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The average manufacturing work week in a particular city was
40.6 hours last year. It is...
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