Answered: A clinical trial is run to investigate…

Name: A clinical trial is run to investigate the effectiveness of an experim
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Description: A clinical trial is run to investigate the effectiveness of an experimental drug in reducing high blood pressure in women to a drug considered standard care and to placebo. Women are enrolled and randomly assigned to receive either the experimental d

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A clinical trial is run to investigate the effectiveness of an experimental drug in reducing high blood pressure in women to a drug considered standard care and to placebo. Women are enrolled and randomly assigned to receive either the experimental drug, the standard drug or placebo. Women are followed through for (< 37 weeks) or not. The data are shown below. Is there a statistically significant difference in the proportions of women having high blood pressure among the three treatment groups? Run the test at a 5% level of significance. Appropriate test? Decision Rule? Test Statistic?

	Yes	No	Total
Experimental Drug	7	33	40
Standard Drug	13	32	45
Placebo	17	18	35
Total	37	83	120

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