Determine whether the samples are independent or dependent.
-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) Independent samples
B) Dependent samples

Question

Quizplus · Accepted Answer

The samples are dependent because the before and after measurements are taken from the same patients, linking the two sets of data.

Determine Whether the Samples Are Independent or Dependent