Dr. Smarsh creates a new intelligence test and wants to assess its reliablility. She administers her test to the same sample of individuals on two separate occasions one week apart. What type of reliability is Dr. Smarsh using?
A) internal consistency reliability
B) equivalent forms reliability
C) test retest reliability
D) interrater reliability

Question

Quizplus · Accepted Answer

Test-retest reliability is assessed by administering the same test to the same sample on two different occasions and comparing the scores to see how consistent they are over time. This is exactly what Dr. Smarsh is doing by administering her test to the same individuals one week apart.

Dr Smarsh Creates a New Intelligence Test and Wants to Assess