Which of the following is most likely to contribute to inflated perceptions of the effectiveness of psychotherapy?

Question

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Regression toward the mean is a statistical phenomenon where extreme scores on a measure tend to move closer to the average on subsequent measurements. If individuals seek psychotherapy during a particularly low point in their lives, they may naturally experience some improvement simply due to regression toward the mean, leading them to believe that the therapy was more effective than it actually was.

Which of the Following Is Most Likely to Contribute to Inflated