If you want to know whether there is consistency in the rating of some outcome,what type of reliability do you use?

A) parallel forms reliability
B) test-retest reliability
C) interrater reliability
D) internal consistency reliability

Interrater Reliability

A measure of consistency among multiple raters or observers in their assessments or measurements.

Internal Consistency Reliability

A measure of the extent to which all parts or items of a survey or test contribute equally to the overall score, often assessed with Cronbach's alpha.

Parallel Forms Reliability

A measure of reliability used to assess the consistency of the results of two tests constructed in the same way from the same content domain.