Dr.Edward is testing the same individuals repeatedly over time as part of a research study,while Dr.Janice is comparing the performance of different people of various ages at the same time.Dr.Irwin is using a _____ research design;Dr.Jenner is using a _____ design.
A) cross-sectional;longitudinal
B) longitudinal;cross-sectional
C) sequential;simultaneous
D) sequential;cross-sectional

Question

Quizplus · Accepted Answer

Dr. Edward is using a longitudinal design, which involves studying the same individuals over a period of time. Dr. Janice is using a cross-sectional design, which involves comparing different individuals of various ages at one point in time.

DrEdward Is Testing the Same Individuals Repeatedly Over Time as Part