Which of the following is true about meta-analysis?
A)Meta-analysis has made it possible to find definitive answers to questions about small and moderate relationships by taking into account data from a number of different studies.
B)Meta-analysis is a non-controversial approach to research.
C)Meta-analysis just means "a very big analysis of one very big data set."
D)All of the above statements are true.

Question

Quizplus · Accepted Answer

Meta-analysis is a statistical technique used for combining data from multiple studies to draw a conclusion that is more reliable than any individual study. It is particularly useful for finding small and moderate relationships that might not be apparent in a single study.

Option B is incorrect because meta-analysis is not without controversy. There are debates about the appropriate methods for conducting meta-analysis and interpreting the results.

Option C is incorrect because meta-analysis can involve the analysis of multiple data sets, not just one big data set.

Which of the Following Is True About Meta-Analysis