Find over 25,000 psychological definitions


vector

n.

1. a mathematical entity with magnitude and direction. Compare scalar.

2. in multivariate analysis, a one-dimensional arrangement in which the scores of n individuals on a particular measure are arrayed.

3. in matrix algebra, a column or row of a matrix.

4. an animal or other organism that carries and spreads disease.

5. see gene therapy.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

February 16th 2025

multiple comparison test

multiple comparison test

any of various statistical procedures used to follow up on a significant result from an analysis of variance by determining which groups in particular differ in their mean values. Examples include Duncan’s multiple range test, the Fisher least significant difference test, the REGWQ test, the Scheffé test, and Tukey’s honestly significant difference test. See also post hoc comparison.