24. 19. College Education The Almanac states the percentages of adults 25 years of age and older who have completed 4 or more years of college are 23.6% for females and 27.8% for males. A random sample of women and men who were 25 years old or older was surveyed with these results. Estimate the true difference in proportions with 95% confidence, and compare your interval with the Almanac statistics. Women Men Sample size 350 400 No. who completed 4 or more years 100 115 25