According to a report on academic cheating by ets, the educational testing service, college students majoring in business and engineering are more likely to cheat than students in other majors. for a statistics project, a community college student at diablo valley college (dvc) decides to investigate cheating in two popular majors at dvc: business and nursing. she convinces professors who teach business and nursing courses to distribute a short anonymous survey in their classes. the question about cheating is one of many other questions about college life. from this data, the student plans to calculate a confidence interval for the difference in two population proportions. which is the most reasonable description of the two populations for her conclusion?