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16 Dec 2021
Given information
An experiment is conducted to show that blood pressure can be consciously reduced in people trained in a “biofeedback exercise program.” Six subjects were randomly selected and blood pressure measurements were recorded before and after the training. The difference between blood pressures was calculated (after - before) producing the following results: .
Step-by-step explanation
Step 1.
Note that the paired test, also known as the paired -test, is employed and is based on the with degrees of freedom. Assume and a five-degree-of-freedom distribution.
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