14. A pharmaceutical company is testing the effectiveness of a new drug for lowering cholesterol. As part of this trial, they wish to determine whether there is a difference between the effectiveness for women and for men. The data set summarized in the R output below. If we assume that the population variances are equal, find the value of the test statistic. 0003 8 6 mean 40.25 38:67 sd Minimum Qi Median 6.36 32.00 35.25 39.50 13.49 12.00 20.25 34.50 Q3 Maximum 45.25 51.00 58.50 75.00 F (A).7127 (B).2694 (C).2934 (D) 2656 (E).9578