Determine whether the samples are independent or consist of matched pairs.
-The effectiveness of a headache medicine is tested by measuring the intensity of a headache in patients before and after drug treatment. The data consist of before and after intensities for each patient.
A)Matched pairs
B)Independent samples

Question

Quizplus · Accepted Answer

The samples consist of matched pairs because the before and after measurements are taken on the same individuals, allowing for a direct comparison of the effect of the drug treatment on each patient.

Determine Whether the Samples Are Independent or Consist of Matched