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The Average Manufacturing Work Week in Metropolitan Chattanooga Was 40 $\mu$

Question 117

Multiple Choice

The average manufacturing work week in metropolitan Chattanooga was 40.1 hours last year.It is believed that the recession has led to a reduction in the average work week.To test the validity of this belief,the hypotheses are

A) H₀: $\mu$ < 40.1 H_a: $\mu$ $\ge$ 40.1
B) H₀: $\mu$ $\ge$ 40.1 H_a: $\mu$ < 40.1
C) H₀: $\mu$ > 40.1 H_a: $\mu$ $\le$ 40.1
D) H₀: $\mu$ = 40.1 H_a: $\mu$ $\neq$ 40.1

The Average Manufacturing Work Week in Metropolitan Chattanooga Was 40 μ\muμ

Multiple Choice

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The Average Manufacturing Work Week in Metropolitan Chattanooga Was 40 $\mu$

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