Working at home: According to the U.S. Census Bureau, 41% of men who worked at home were college graduates. In a sample of 506 women who worked at home, 166 were college graduates. Part 1 of 3 (a) Find a point estimate for the proportion of college graduates among women who work at home. Round the answer to at least three decimal places. The point estimate for the proportion of college graduates among women who work at home is 0.328 Part: 1/3 Part 2 of 3 (b) Construct a 99.5% confidence interval for the proportion of women who work at home who are college graduates. Round the answer to at least three decimal places. A 99.5% confidence interval for the proportion of women who work at home who are college graduates is