A major problem found in cross-sectional research is the existence of which type of effects, which are caused by differences in the histories of different age groups?
A) sequential
B) cohort
C) objective
D) longitudinal

Question

Quizplus · Accepted Answer

Cohort effects are differences among groups of individuals that arise from being born and living in different time periods, not from their ages per se. These effects can confound cross-sectional research, making it difficult to determine if differences are due to age or the different experiences and environments of each cohort.

A Major Problem Found in Cross-Sectional Research Is the Existence