MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Concept explainers

2-Proportion Test
In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.
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Use the sample data and confidence level given below to complete. A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4969 patients treated with the drug. 192 developed the adverse reaction of nausea. Construct a 99% confidence interval for the proportion of adverse reactions.

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