Multiple Choice
A professor was interested in determining whether the prices of new textbooks in the bookstore were higher than if purchased online. She selected 6 textbooks and priced each at the bookstore and online. Which statement is true at 5% significance level? 
A) The online prices are at least as high as the prices in the bookstore.
B) The prices are higher in the bookstore.
C) The prices are higher online.
D) The prices are different in the bookstore and online.
E) The analysis is not conclusive.
Correct Answer:
Verified
Correct Answer:
Verified
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