Exhibit 9-4: Following is a list of testing practices.Assuming other things are equal, indicate whether the practice would lower reliability, raise reliability, or neither.
-Refer to Exhibit 9-4.Adding 10 items to the test that everyone answers correctly.
A) lower reliability
B) raise reliability
C) neither raise nor lower reliability

Question

Quizplus · Accepted Answer

Adding 10 items to the test that everyone answers correctly does not contribute to differentiating among test takers' abilities or knowledge levels, thus it neither raises nor lowers the reliability of the test. Reliability is concerned with the consistency of an assessment tool, and items that do not vary in responses do not impact this consistency.

Exhibit 9-4: Following Is a List of Testing Practices