Last month, Jane took a random sample of NYUstudents and asked, "Are you in favor of raising the minimum GPA requirements for maintaining TOPS eligibility from a 2.3 to a 2.5?" In the sample, 58% answered "Yes." Bob, the editor of the student newspaper, further explained that, with 95% confidence, the margin of error is ± 7.00%.
How many students were sampled in the study?
How many students were sampled if the margin of error is ±5%? Continue to use the 95% level of confidence