17. The 1974-1975 General Social Survey asked "Do you believe that women should take care of inning their homes and leave running the country up to men" For 1305 male re- spondents. 465 replied yes and 840 replicd no For 1566 feinale respondents. 555 replied yes and 1.011 replied no.

a) Find a 95% confidence interval for the difference between the proportion of males and the proportion of females who would respond yes interpret the interval

b) Of 487 respondents having 8 years or less education, 330 replied yes. Of 902 respon- dents having at least 13 years of education. 153 replied yes Find a 95% confidence inter- val for the difference between the proportion at the low education level and the proportion at the high education level who would respond yes. Interpret the interval

c) Which vanable. gender or educational level. seems to have had the greater influence on opinion? In other words. did opinion tend to differ more between men and women, or between the most and least educated?