A Psychologist Specializes in a Research Area in Which There

Multiple Choice

A psychologist specializes in a research area in which there is an ongoing debate about the effectiveness of a particular treatment. In order to gain more information, this psychologist reviews approximately 50 studies that have utilized this particular treatment, and using this information, the psychologist finds that the vast majority of the studies found the treatment to be effective. This psychologist has just completed what is best described as a(n)

A) experimental study
B) correlational study
C) meta-analysis
D) operational definition