Multiple choice

Which of these studies involves repeated observations of the same variables over long periods of time?

  1. Applied research

  2. Historical research

  3. Longitudinal research

  4. Operations research

  5. Basic research

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A longitudinal study is a correlational research study that involves repeated observations of the same variables over long periods of time — often many decades.