Use the confidence level and sample data to find a confidence interval for estimating the population µ. Round your answer to the same number of decimal places as the sample mean.
-Test scores: $\mathrm { n } = 72 , \overline { \mathrm { x } } = 58.1 , \sigma = 6.2 ; 98 \%$ confidence
A) $56.9

Question

Use the confidence level and sample data to find a confidence interval for estimating the population µ. Round your answer to the same number of decimal places as the sample mean.
-Test scores: $\mathrm { n } = 72 , \overline { \mathrm { x } } = 58.1 , \sigma = 6.2 ; 98 \%$ confidence
A) $56.9 < \mu < 59.3$
B) $56.2 < \mu < 60.0$
C) $56.4 < \mu < 59.8$
D) $56.7 < \mu < 59.5$

Quizplus · Accepted Answer

The Answer of Use the confidence level and sample data to find a confidence interval for estimating the population µ. Round your answer to the same number of decimal places as the sample mean.
-Test scores: $\mathrm { n } = 72 , \overline { \mathrm { x } } = 58.1 , \sigma = 6.2 ; 98 \%$ confidence
A) $56.9 < \mu < 59.3$
B) $56.2 < \mu < 60.0$
C) $56.4 < \mu < 59.8$
D) $56.7 < \mu < 59.5$

Use the Confidence Level and Sample Data to Find a Confidence