Q3Section I (Objective (Q1–Q80))3 of 80
Statistical Inference — choosing paired vs independent-sample tests
In a clinical trial, randomly chosen persons were enrolled to examine whether two different skin creams, A and B, have different effects on the human body. Cream A was applied to one of the randomly chosen arms of each person, cream B to the other arm. Which statistical test is to be used to examine the difference?
[Assume that the response measured is a continuous variable]
Pick an option to check your answer. In a mock test a wrong answer here costs 0.83 mark.