No calculation need to be made! A medical journal published the results of an experiment that tests a new Covid medicine. 95 women and 112 men, all of whom had tested positive for Covid, volunteered to be tested. Because the effects of the drug may be different for men and women, the men were randomly divided into experimental and control groups, and the same was done for the women. Each patient had the severity of their Covid symptoms measured. Separate results were recorded for men and for women. a) What is the response variable? b) What is the explanatory variable? ) What type of experimental design is this? d) What are the treatments