A Key Advantage of Meta-Analysis Over Simply Reporting a Range

Multiple Choice

A key advantage of meta-analysis over simply reporting a range of findings is that

A) in meta-analysis the "art" of the meta-analyst comes into play and allows for knowledgeable manipulation of data.
B) simply reporting a range of findings can become very confusing when there are more than two studies to report on.
C) in meta-analysis more weight can be given to studies that have larger numbers of subjects.
D) Both a and b