Which of the Following Is a Benefit of a Meta-Analysis

Multiple Choice

Which of the following is a benefit of a meta-analysis compared to other types of publications?

A) Meta-analyses allow for calculation of effect size across multiple studies.
B) Only meta-analyses allow for examination of moderators.
C) Meta-analysis is the only type of publication that synthesizes an entire scientific literature.
D) Meta-analyses always avoid the file drawer problem.