Which of the following is an approach to measuring reliability?
Correct answer: D. Test-retest
- A. Negative correlation
- B. Double-blind
- C. Content
- D. Test-retest
Explanation
Test-retest reliability checks consistency by administering the same test to the same people on two occasions and correlating the scores. Reliability concerns consistency, whereas validity concerns whether the test measures what it claims to measure.
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