A researcher collects data on 50- and 60-year-olds and follows them for 10 years. This researcher then compares responses when the 50-year-olds were 50 years old, both groups when they were 60 years old, and the second set of participants when they were 70 years old. This researcher is employing a ________ experimental design.
A) cross-sectional
B) longitudinal
C) sequential
D) gradual

Question

Quizplus · Accepted Answer

The researcher is using a sequential experimental design, which combines elements of both longitudinal and cross-sectional designs by following different age groups over time and comparing them at different ages. This allows for the examination of both age changes and cohort effects within the same study.

A Researcher Collects Data on 50- and 60-Year-Olds and Follows