A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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A group of 250 patients was randomly split into two groups of 125 patients. The first group of
125 patients was given treatment A, and 72 of them improved their condition. The second group
of 125 patients was given treatment B, and 60 of them improved their condition. Perform a
hypothesis test to investigate whether there is evidence of a difference between the two
treatments. What is the p-value of the test?
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Transcribed Image Text:A group of 250 patients was randomly split into two groups of 125 patients. The first group of 125 patients was given treatment A, and 72 of them improved their condition. The second group of 125 patients was given treatment B, and 60 of them improved their condition. Perform a hypothesis test to investigate whether there is evidence of a difference between the two treatments. What is the p-value of the test?
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