Paul is a public affairs specialist at Central University. A press release issued by Paul based on ...

Paul is a public affairs specialist at Central University. A press release issued by Paul based on some research claims that Central University students study at least as much as the national average for students at four year universities. Across the nation, 73 percent of all students at four year universities study at least four hours per week. Seventy percent of one hundred randomly selected Central University students surveyed claimed to study more than four hours per week. Should the University retract its previous statement? Explain why or why not. Answer using a 95 percent confidence interval.