Question

A CEO of a well-known hospital system would like to determine if the respiratory therapists working within his hospital system are earning more than the national averagesalary of $58,000

annually. He decides to conduct a hypothesis test using a significance level of 6%

.

Determine the critical value or values for a one-mean z

-test at the 6%

significance level if the hypothesis test is right-tailed (H

a

:>

0

).

z

0.48

0.050

z

0.24

0.706

z

0.12

1.175

z

0.06

1.555

z

0.03

1.881