The campus bookstore reported that students paid an average of $267 per semester for textbooks. To verify
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The campus bookstore reported that students paid an average of $267 per semester for textbooks. To verify this statement, the student union decided to select a random sample of students and found the following amounts, in dollars, spent for textbooks:
At the 0.01 significance level, can we conclude that the average amount spent on textbooks per semester has increased? What is the p-value?
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Related Book For
Basic Statistics For Business & Economics
ISBN: 9781259268939
6th Canadian Edition
Authors: Douglas A. Lind, William G Marchal, Samuel A. Wathen, Carol Ann Waite
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