Not B. Or C.

A sociologist is studying the eifect of a college degree on the divorce rate 5 years after being married. She selects a random sample of 220 couples who both have college degrees, 97 of whom were divorced within 5 years. Of 180 couples where at least one of the couple did not have a college degree, 92 were divorced. Let [)1 be the proportion who were divorced within 5 years for the couples where both had a college degree, and p; is the proportion who were divorced within 5 years of the other group. The estimate of 171 p; is 0 0.0702. 0 0.0702. 0 0.5111. 0 0.4409