Determine whether the samples are dependent or independent. The effectiveness of a new headache medicine is tested by measuring the amount of time before the headache is cured for patients who use the medicine and another group of patients who use a placebo drug.
A) Dependent samples
B) Independent samples

Question

Quizplus · Accepted Answer

The samples are independent because they consist of two separate groups of patients: one using the new headache medicine and another using a placebo. There is no pairing or matching of subjects between the two groups.

Determine Whether the Samples Are Dependent or Independent