More Information From the Online Dating Survey A survey conducted in July 2015 asked a random sample of American adults whether they had ever used online dating (either an online dating site or a dating app on their cell phone). College-Educated or Not? The survey also asked participants for their level of education, and we wish to estimate the difference in the proportion to use online dating between those with a college degree and those with a high school degree or less. The results are shown in the two-way table below. College. High school. Total Yes. 157. 70. 237. No. 666. 565. 1231. Total 823. 635. 1458 Use the fact that the standard error for the estimate is 0.019 to find a 95% confidence interval for the population difference is proportions