Introduction to Statistics and Quantitative Research Methods
Introduction to Statistics and Quantitative Research Methods
Introduction to Statistics and Quantitative Research Methods
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Beta<br />
•<br />
•<br />
•<br />
Beta is the probability of making a Type 2 error when testing a<br />
hypothesis.<br />
Type 2 error is failing <strong>to</strong> detect an association when one exists,<br />
or failing <strong>to</strong> reject the null hypothesis when it is actually false.<br />
You kept the null hypothesis when you should not have.<br />
•<br />
If Drug X <strong>and</strong> Drug Y produced different effects, <strong>and</strong> it was<br />
concluded that they produce the same effects.
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