$3.$ Workhard Corp wants to train its workers to work harder. It has a choice between a team$-$based training program and a computer assisted individual based training program. The collected sample training results from a number of workers as shown in the Homework #$3$a Data spreadsheet $$ Training worksheet. Assuming that the populations variances of the two samples are equal, is there evidence of difference between the two training methods. Use a $\mathrm{.}02$ level of significance.