Independent random samples taken on two university campuses revealed the following information concerning the average amount of money spent on textbooks during thefall semester.
University AUniversity B Sample Size5040 Average Purchase$260$250 Standard Deviation (s)$20$ 23
We want to determine if, on the average, students at University A spent more on textbooks then the students at University B. a. Compute the test statistic. b. Compute the p-value. c. What is your conclusion? Let a = .05.