The National Institute of Mental Health is conducting a study of the memory and response time of 50- to 75-year-olds on timed tasks.They are bringing in all age groups at once to compare the differences.This is a(n)________ study.
A) longitudinal
B) experimental
C) cross-sectional
D) correlational

Question

Quizplus · Accepted Answer

This study is a cross-sectional study because it is comparing different age groups at one point in time, rather than following the same individuals over time (longitudinal) or manipulating variables to see the effects on outcomes (experimental). It is also not examining the relationship between variables (correlational).

The National Institute of Mental Health Is Conducting a Study