Multiple Choice
In a study to determine the effectiveness of pain management therapy in persons with chronic pain,20 individuals experiencing chronic pain were selected.Based on each individual's assessment of his or her pain level,each participant in the group that received the therapy was matched with a participant in the group that did not receive the therapy.Descriptive statistics regarding the differences in scores are provided below.Conduct an appropriate two-tailed t-test for using
and determine the appropriate outcome.
A)
B)
C)
D)
Correct Answer:

Verified
Correct Answer:
Verified
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