Computer-scorable items have tended to eliminate error variance due to
A) item sampling.
B) scorer differences.
C) content sampling.
D) testtakers' reactions to environmental variables.

Question

Quizplus · Accepted Answer

Computer-scoring ensures that all items are scored consistently without scorer differences, thereby eliminating error variance due to scorer differences. It does not eliminate error variance due to item sampling, content sampling, or test-takers' reactions to environmental variables.

Computer-Scorable Items Have Tended to Eliminate Error Variance Due to