When subjects are measured, then followed through the years and measured again, the research technique is called
A) longitudinal
B) cross-sectional
C) matched group
D) controlled manipulation

Question

Quizplus · Accepted Answer

A longitudinal study involves measuring participants over a period of time, which allows for tracking changes and identifying patterns. This is different from a cross-sectional study, which measures different groups at a single point in time. Matched group and controlled manipulation are different research techniques altogether. Therefore, A is the best choice.

When Subjects Are Measured, Then Followed Through the Years and Measured