The 95%95\% confidence interval for the average time (in minutes) spent exercising per week is (12.5,16.3)\left(12.5,16.3\right). Use this interval to find the margin of error and the sample mean.

Mean: 14.414.4 minutesMargin of error: 1.91.9 minutes

Mean: 12.512.5 minutesMargin of error: 1.01.0 minute

Mean: 16.316.3 minutesMargin of error: 1.91.9 minutes

Mean: 14.414.4 minutesMargin of error: 2.52.5 minutes

The 95%95\% confidence interval for the average time (in minutes)...

Confidence Intervals for Population Mean: Videos & Practice Problems

The 95%95\% confidence interval for the average time (in minutes) spent exercising per week is (12.5,16.3)\(\left\)(12.5,16.3\(\right\)). Use this interval to find the margin of error and the sample mean.

The $95 percent sign$ confidence interval for the average time (in minutes) spent exercising per week is $open paren 12.5 comma 16.3 close paren$ . Use this interval to find the margin of error and the sample mean.