Homework Sets Assignment 2: Problem 4 Assignment 2 (1 point) Problem 4 User Settings A professor in the school of business at a certain university wants to investigate the claim that the prices Grades of new textbooks in the campus store are higher than a competing national online bookstore. The professor randomly chooses required texts for 12 business school courses. The data is given in the table Problems below. Problem 1 Book Number Campus Store Online Store Problem 2 Book 1 171.81 171.3 Problem 3 Book 2 179.77 179.26 + Problem 4 Book 3 169.63 170.25 Problem 5 Book 4 26.5 22.64 Problem 6 Book 5 139.76 136.97 Problem 7 Book 6 144.26 144.24 Book 7 120.37 17.66 Problem 8 Book 8 126.54 124.29 Problem 9 Book 9 147.25 145.68 Problem 10 Book 10 113.92 116.68 Problem 17 Book 11 221.59 220.09 Problem 12 Book 12 169.17 169.54 Problem 13 Download .csv file (a) Let XA denote the price of books at the campus store, and XB be the price of books at the online store, also let XD = XA - XB. Choose the correct statistical hypotheses. O A. Ho : Mcampus - Honline, HA : Mcampus 0 O C. HO : HD = 0, HA : MD Honline F. Ho : Mlcampus - Honline, HA . Hcampus # Honline O G. HO : HD = 0, HA : UD 0, HA : UD