Dr. Lyons is utilizing a sample of 50 participants who will each be exposed to three different levels of direct sunlight and two different levels of skin protectant. The best description for Dr. Lyons' research design is:
A) different participants will experience one level of one of the independent variables.
B) that the same participants will experience three levels of the first IV and two levels of the second IV in a within-subjects design.
C) different participants will experience only one level of each independent variable.
D) that the same participants will experience three levels of the first IV and two levels of the second IV in a between-subjects design.

Question

Quizplus · Accepted Answer

Dr. Lyons' research design is described as a within-subjects design because the same participants are exposed to all levels of the independent variables (three levels of direct sunlight and two levels of skin protectant), allowing for direct comparison of effects within the same group of participants.

Dr Lyons Is Utilizing a Sample of 50 Participants Who