27 10 points A research hospital is doing a study to compare the body mass index (BMI) of men and women. A sample of 45 men has a mean BMI of 28.5 with s = 7.2. A sample of 50 women has a mean BMI of 26.8 with s - 5.5 At the .05 level of significance, is there a difference in BMil between men and women? You must show ALL the steps in the hypothesis testing process. he B / UA . A . LE = X X 12p - Paragraph