1. Independent random samples taken on two university campuses revealed the following information concerning the average amount of money spent on textbooks during the fall semester. We want to determine if, on the average, students at University A spent more on textbooks then the students at University B.

	University A	University B
Sample Size	50	40
Average Purchase	$260	$250
Standard Deviation (s)	$20	$23

1. Construct the Null and Alternative Hypothesis
2. Compute the test statistic.
3. Compute the p-value.
4. What is your conclusion? Leta = .05.