Unusual ESP subjects who defy chance when first tested nearly always lose their "psychic powers" when retested. This best illustrates

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This phenomenon is known as regression toward the mean, meaning that extreme scores on a measure tend to be followed by scores closer to the mean on subsequent measurements. This is likely due to chance factors that may have influenced the initial measurement. Therefore, when the subjects are retested, they are likely to score closer to the mean, and their abilities are no longer considered unusual or paranormal. This is a well-documented statistical phenomenon and has been observed in various domains, including sports performance, academic achievement, and health outcomes.

Unusual ESP Subjects Who Defy Chance When First Tested Nearly