[Expert Solution]: Pregnant women diagnosed with gestational…

Pregnant women diagnosed with gestational diabetes mellitus (GDM) face a heightened risk of long-term weight gain and the subsequent development of type Il diabetes.In a pilot clinical trial focused on weight loss, women with GDM were randomly assigned to either an active intervention utilizing a web-based approach or a control intervention.Randomization occurred at 6 weeks postpartum, with follow-up assessments at 6 months and 12 months postpartum.Assuming the change in weight from pre-pregnancy to 12 months postpartum follows a Normal distribution, the question arises:A. At the 12-month postpartum mark, participants in the active group experienced an average weight loss of 0.2 Ibs, with a standard deviation of 15.4 lbs. what percentage of women in the active group were at or below their pre-pregnancy weight at the 12-month postpartum assessment?B. Meanwhile, the control group exhibited a mean weight gain of 7.9 Ibs and a standard deviation of 15.3 lbs at the same interval. For this group, please determine the approximate 10th and 90th percentiles of weight change from pre-pregnancy to 12 months postpartum.