A Test Of $H _ { 0 } : \mu = 54$

question 5

Multiple Choice

A test of $H _ { 0 } : \mu = 54$ versus $H _ { 1 } : \mu < 54$ is performed using a significance level of $a$ =0.01 . The value of the test statistic is z=-2.24.
If the true value of $\mu$ is 49 does the conclusion result in a Type I error, a Type II error, or a correct decision?

• A) Type II error
• B) Type I error
• C) Correct decision

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Definitions:

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