Suppose you read a psychology article, and the introduction informs you that the article will use a meta-analysis to review the research in a particular field. You would expect that the authors of the article will

a. describe the history of research in that area.
b. decide whether the overall difference is significant, based on a tally of the previous research.
c. use a statistical method to integrate the results from the appropriate studies in that area.
d. describe a statistical analysis similar to a correlation coefficient.

C