Power. A researcher fails to find a significant difference in mean blood pressure in 36 matched pairs.
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Power. A researcher fails to find a significant difference in mean blood pressure in 36 matched pairs. The standard deviation of the differences was 5 mmHg. What was the power of the test to find a mean difference of 2.5 mmHg at α = 0.05
(two sided)?
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Related Book For
Basic Biostatistics Statistics For Public Health Practice
ISBN: 9781284067583
2nd Edition
Authors: B.Burt Gerstman
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