Dr. Jenner is comparing the performance of different people of various ages at the same time. Dr. Jenner is using a ________ design.
A) cross-sectional
B) longitudinal
C) simultaneous
D) sequential

Question

Quizplus · Accepted Answer

Dr. Jenner is using a cross-sectional design, which involves comparing different groups of people of various ages at a single point in time to observe differences or changes that can be related to age.

Dr Jenner Is Comparing the Performance of Different People of Various