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Independent random samples taken on two university campuses revealed the following information ...

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Independent random samples taken on two university campuses revealed the following information ...

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.

	University A	University B
Sample Size	50	40
Average Purchase	$260	$250
Standard Deviation (σ)	$ 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 α = .05.

Textbook

Essentials of Statistics for Business and Economics

Edition: 7^th

Authors: Anderson, Sweeney, Williams, Camm, Cochran

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