Question

The ability of a test to produce consistent and stable scores is its:

• A. Standardisation
• B. Reliability
• C. Mean Deviation
• D. Validity

Answer 1

Answer:

B. Reliability

• Reliability refers to the consistency and stability of a test's scores. A reliable test is one that produces consistent results, even when administered on different occasions or under different conditions.

• In other words, a reliable test is one that:

1. Yields consistent scores over time

2. Produces similar scores when administered by different testers

3. Is free from errors and biases

• Reliability is a crucial aspect of test development, as it ensures that the test scores accurately reflect the test-taker's knowledge, skills, or abilities.