Babsie is public affairs specialist at Park University. A press release issued by Babsie based upon some research claims that Park University students study at least as much as national average for students at four year universities. Across the nation, 73 percent of all students at four year universities study at least 4 hours per week. Seventy percent of one hundred randomly chosen Park University students surveyed claimed to study more than four hours per week. Should the University retract its previous statement? Discuss why or why not. Answer using a 95 percent confidence interval.