Winsorizing

n. an imputation strategy, intended to reduce the influence of outliers, in which extreme values in a data set are replaced with the highest and lowest remaining values before any calculations are performed. Typically, an equal number of high and low values are replaced, representing 10% to 25% of the total distribution. [Charles P. Winsor]

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Psychology term of the day

November 22nd 2024

precompetition anxiety

increased cognitive and physiological arousal before a competition. Precompetition anxiety may facilitate or inhibit performance, depending on the performer’s perception of readiness or apprehension. See debilitative anxiety; facilitative anxiety.