Question

Construct a 95​% confidence interval to estimate the population mean with x overbar =118 and sigma =32 for the following sample sizes. ​

a) n = 32 ​b) n = 43 ​c) n = 65 ​

a) With 95​% ​confidence, when n=32​, the population mean is between the lower limit of ___ and the upper limit of ___. ​(Round to two decimal places as​ needed.)

​b) With 95​% ​confidence, when n=43​, the population mean is between the lower limit of ___ and the upper limit of ___. ​(Round to two decimal places as​ needed.) ​

c) With 95​% ​confidence, when n=65​, the population mean is between the lower limit of ___ and the upper limit of ___.

Answer 1