kurtosis

n. the fourth central moment of a probability distribution. It is a statistical description of the degree of peakedness of that distribution. For example, the ages of a sample of college freshmen would probably show kurtosis, having a high peak at age 18. See leptokurtic; mesokurtic; platykurtic.

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Psychology term of the day

May 9th 2024

endogenous research

research that is based on information inherent in a specific area or system, without taking into account outside, independent information.