childhood schizophrenia

schizophrenia with onset prior to age 12; the defining features of schizophrenia are essentially equivalent across all age groups. Historically, the term has been used more widely to denote schizophrenic behavior that appears early in life, encompassing pervasive developmental disorders and autism in particular.

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Psychology term of the day

May 10th 2024

estimator

n. a quantity calculated from the values in a sample according to some rule and used to give an approximation of the value in a population. For example, the sample mean or average is an estimator for the population mean; the value of the sample mean is the estimate.