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# A Test Of $H _ { 0 } : \mu = 55 \text { versus } H _ { 1 } : \mu < 55$

Question 11
Multiple Choice
Question 11
Multiple Choice

## A test of $H _ { 0 } : \mu = 55 \text { versus } H _ { 1 } : \mu < 55$ is performed using a significance level of $\alpha = 0.01$ The value of the test statistic is $z = - 2.53 . \text { Is } H _ { 0 }$ rejected?

A) Yes
B) No
C) It cannot be determined.

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