4. The manager of the Publix in Clemson, SC believes that in his store proportion of shoppers that feel that supermarket brands are the same as national brands (Psc) is different than the proportion...

Extracted text: 4. The manager of the Publix in Clemson, SC believes that in his store proportion of shoppers that feel that supermarket brands are the same as national brands (Psc) is different than the proportion that feel that way in the Raleys chain of stores (PR). As a result, he asked a random sample of 100 shoppers whether they believed that supermarket brand ketchup was as good as the national brand ketchup. Hypotheses Ho: H: Direction of the extreme: 5. John Calipari, head basketball coach for the 2012 national champion University of Kentucky Wildcats, is the highest paid coach in college basketball with an annual salary of $5.4 million (as of March 29, 2012). It is thought that the mean of basketball coaches' salaries across colleges and universities (uc) are fairly varied but the NCAA suggests that the mean of coaches' salaries in the NCAA (UN) is higher than the mean across colleges and universities. Hypotheses Ho: Direction of the extreme: