Before their release, prison inmates are asked to fill out a risk assessment questionnaire. this questionnaire assesses the likelihood that an inmate will re-offend. a researcher later corroborates the risk assessments with official arrest statistics. this is an example of:

The scenario given above is an example of criterion validation. The criterion validity is a way of measuring an outcome related to it or it is a way of having to gain statement about a behavior of an individual and what would likely be the result base on his or her answers.

using the scientific method.