## Quick Reference

In statistics, the arithmetic mean of the squared deviation scores in a data set, used as an estimate of variance in analysis of variance (ANOVA). See also sum of squares.

**From:**
mean square
in
A Dictionary of Psychology »

*Subjects:*
Biological Sciences — Psychology.

## Related content in Oxford Index

##### Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.