Assume That A $95 \%$ Confidence Interval for the Mean Is $10.5 < \mu < 15.0$

question 103

Multiple Choice

Assume that a $95 \%$ confidence interval for the mean is $10.5 < \mu < 15.0$ . The null hypothesis $H _ { 0 } : \mu = 12.0$ at $\alpha = 0.05$ would

• A) not be rejected because 12.0 is less than 15.0.
• B) be rejected because 12.0 is more than 10.5.
• C) not be rejected because 12.0 is between 10.5 and 15.0.
• D) be rejected because 12.0 is not equal to 12.75.

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