Use the Confidence Level and Sample Data to Find a Confidence

Multiple Choice

Use the confidence level and sample data to find a confidence interval for estimating the population µ.
-Test scores: $\mathrm { n } = 71 , \overline { \mathrm { x } } = 41.8 , \sigma = 7.2 ; 98$ percent

A) $40.4 < \mu < 43.2$
B) $39.8 < \mu < 43.8$
C) $40.1 < \mu < 43.5$
D) $39.6 < \mu < 44.0$