Statistical validity

Definition: The extent to which conclusions from a statistical test are accurate and reflective of the true effect found in nature. In other words, whether or not a relationship exists between two variables and can be accurately detected with the conducted analyses. Threats to statistical validity include low power, violation of assumptions, reliability of measures, etc, affecting the reliability and generality of the conclusions.

Related terms: Power, Statistical assumptions, Validity

References: Cook and Campbell (1979), & Drost (2011)

Drafted and Reviewed by: Annalise A. LaPlume, Jamie P. Cockcroft, Zoltan Kekecs, Graham Reid

Note that we are currently working on an automated mechanism to link references cited above with their full-length version that can be found at with all references used so far.