In randomized, double-blind clinical trials of a new medical supplement, test subjects were randomly divided into two
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In randomized, double-blind clinical trials of a new medical supplement, test subjects were randomly divided into two groups. The people in Group X received the new supplement while those in Group Y received a control supplement. After the first dose, 107 of 715 subjects in Group A experienced showed an improvement in health. After the first dose, 59 of 630 subjects in Group B experienced showed an improvement in health. Construct a 95% confidence interval for the difference between the two population proportions.
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Related Book For
Statistics For Business And Economics
ISBN: 9781292315034
9th Global Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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