List and Briefly Describe Each of the Stages in Norcross

question 18

Essay

List and briefly describe each of the stages in Norcross, Krebs, and Prochaska's (2011) stages of change model.

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Definitions:

Test-retest Reliability

The consistency of a psychological test or assessment's results over time, indicating the instrument's stability.

Alternate-form Reliability

A measure of consistency where two versions of a test that are considered equivalent are given to the same participants at different times to assess consistency of scores.

Internal Consistency

A measure used to evaluate the reliability of a test or scale, indicating how well the various items assess the same characteristic.

Split-half Reliability

A measure of consistency where a test is divided into two parts and the scores from each half are compared to assess the test's reliability.