Compared to a concurrent multiple baseline, a nonconcurrent multiple baseline design ____.
A) includes the same requirements
B) is weaker regarding ability to make conclusions about a treatment condition
C) is stronger regarding ability to make conclusions about a treatment condition
D) more readily controls for extraneous variables

Question

Quizplus · Accepted Answer

A nonconcurrent multiple baseline design is weaker in ability to make conclusions about a treatment condition compared to a concurrent multiple baseline design because the treatment cannot be shown to have had an effect until all baselines have been established. Additionally, the nonconcurrent design does not control for extraneous variables as strongly as the concurrent design.

Compared to a Concurrent Multiple Baseline, a Nonconcurrent Multiple Baseline