Which of the following factors may influence a split-half reliability estimate?
A) fatigue
B) anxiety
C) item difficulty
D) All of these

Question

Quizplus · Accepted Answer

All of these factors (fatigue, anxiety, and item difficulty) can influence a split-half reliability estimate by affecting the consistency of responses across the two halves of the test. Fatigue and anxiety can impact a test-taker's performance differently at different times, while item difficulty can affect the consistency of responses if the two halves of the test are not equally difficult.

Which of the Following Factors May Influence a Split-Half Reliability