Validity and Reliability

1. Evidence of Validity

2. Content Validity Evidence

3. Predictive Criterion-Related Validity Evidence

4. Criterion-Related Validity Evidence

5. Concurrent Criterion-Related Validity Evidence

6. Construct Validity Evidence

7. The Importance of Validity and Reliability

8. Reference:

9. Evidence of Reliability

10. Methods of Estimating Reliability

11. Test, Re-Test, or Stability

12. Alternate Forms or Equivalence

13. Internal Consistency

14. Split-Halves

15. Odd-Even Reliability

16. Kuder-Richardson Method