Author Question: What is true about reporting the mean difference between two groups in a meta-analysis? a. It is ... (Read 73 times)

chads108 · **on:** Jul 8, 2018

What is true about reporting the mean difference between two groups in a meta-analysis?

a. It is a measure of differences between nominal data for the two groups.
b. It is an estimate of the effect of differences between the two groups of subjects.
c. It is not used to examine differences in ratio-level data.
d. It is appropriate only when the same scale is used to measure outcomes.

Question 2

Which is true about the literature search criteria for a meta-analysis?

a. They include only published works from refereed journals.
b. They include the full range of related sources based on the topic.
c. They usually are narrowly focused around the research question.
d. They use works from a single database in order to remain consistent.