A friend wants to explore age differences in happiness for her Ph.D. thesis. She should MOST likely conduct a:
A) cross-sectional study, because it will allow her to find out which people get happier over time.
B) cross-sectional study, because it will demand less time than other types of studies.
C) longitudinal study, because it will be more accurate than other types of studies.
D) longitudinal study, because it is easier to carry out than other types of studies.

Question

Quizplus · Accepted Answer

A cross-sectional study is less time-consuming as it examines different age groups at one point in time, making it suitable for exploring age differences efficiently.

A Friend Wants to Explore Age Differences in Happiness for Her