Given the accompanying sample data, use Excel's formula options to determine if the population mean is less than 125 at the 5% significance level. Assume that the population is normally distributed and that the population standard deviation equals 12.

A B C D E F G H K M N O 105 HYPOTHESIS TEST FOR THE POPULATION MEAN WHEN o IS KNOWN N 117 112 Given the accompanying sample data, use Excel's formula options to determine if the 148 population mean is less than 125 at the 5% significance level. Assume that the population is 144 normally distributed and that the population standard deviation equals 12. 106 124 LO 00 Complete the following analysis. Do not hard code values in your calculations. 137 128 Ho: 4 2 125 10 133 Ha: H