To give:the hypotheses for the test.

To give:the hypotheses for the test.
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dessinemoie
Justification:
The claim of the study is to determine the effectiveness of the pain medication. The hypotheses for the test are,
Null hypothesis:
${H}_{0}$ : The severity of the pain before and after the medication is the same. Alternative hypothesis:
${H}_{1}$ : The severity of the pain after medication is less than before the medication.