APA Dictionary of Psychology
trimming
- n.
- the exclusion of a fixed percentage of cases at each end of a distribution before calculating a statistic on the set of data. This is done to eliminate the influence of extreme scores on the estimate.
- in path analysis, the removal of nonsignificant paths after the first run of analyses. The analysis is then rerun until the best fitting model is obtained. The ultimate model should then be cross-validated on another data set.
Updated on 04/19/2018
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