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variance estimate

an index of variation in a population that has been calculated using a sample of that population. For example, a sample standard deviation is an estimate of the deviation in the larger population.

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Psychology term of the day

June 19th 2024



n. in infants, lack of psychomotor response or failure to gain weight or produce purposeful behavior, often thought to be a response to separation from mothers and subsequent institutionalization. See also reactive attachment disorder.