Dr.Aiken was interested in whether a particular effect was reliable,so he took a number of published studies and conducted special statistical procedures in order to compare the results across all of those studies.He found that the effect was very reliable across a variety of samples and situations.What type of procedure did Dr.Arnold conduct

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Dr. Aiken conducted a meta-analysis, which involves analyzing and comparing the results of multiple studies. Meta-analysis is a statistical procedure that allows researchers to examine the consistency and reliability of effects across different studies.

DrAiken Was Interested in Whether a Particular Effect Was Reliable,so