Exhibit 9-3
n = 49 = 54.8
s = 28
H 0 : $\mu$ 50
H a : $\mu$ 50
-Refer to Exhibit 9-3. If the test is done at the 5% level of significance, the null hypothesis should
A)not be rejected
B)be rejected
C)Not enough information given to answer this question.
D)None of these alternatives is correct.

Question

Exhibit 9-3
n = 49  = 54.8
s = 28
H 0 : $\mu$ 50
H a : $\mu$> 50
-Refer to Exhibit 9-3. If the test is done at the 5% level of significance, the null hypothesis should
A)not be rejected 
B)be rejected 
C)Not enough information given to answer this question. 
D)None of these alternatives is correct.

Quizplus · Accepted Answer

The p-value is 0.04, which is less than the level of significance of 0.05. Therefore, the null hypothesis should be rejected.

Exhibit 9-3 N = 49 = 54 μ\muμ 50 Ha μ\muμ

Exhibit 9-3
N = 49 = 54 $\mu$ 50
H_a $\mu$