In a study of the relation between happiness and personality, researchers combined the results of over 100 studies to conclude that people who are highly social and do not worry much are happiest. This study is best described as a(n):
A) observational study
B) case study
C) meta-analysis
D) experiment

Question

Quizplus · Accepted Answer

The study is described as a combination of over 100 studies, which suggests that it is a meta-analysis. This type of study involves the analysis of data from multiple studies to draw overall conclusions. Observational studies involve observing and recording data without actively manipulating variables, while case studies focus on in-depth analysis of one individual or a small group. Experiments involve manipulating variables and assessing the effects on an outcome.

In a Study of the Relation Between Happiness and Personality