A 40-item test is divided into two comparable halves. The teacher examines whether students who perform well on one half also perform well on the other half. Which reliability procedure is being used?
A.Test-retest reliability
B.Inter-rater reliability
C.Split-half reliability
D.Criterion-related validity
Correct Answer:
C. Split-half reliability
Comparing performance across two halves of one test is split-half reliability.