Validity and Reliability

1. Validity

1.1. Content Validity

1.2. Criterion-Related Validity

1.2.1. Concurrent Criterion-Related Validity

1.2.2. Predictive Validity

1.3. Construct Validity

2. Reliability

2.1. Test-Retest (Stability)

2.2. Alternative Form

2.3. Internal Consistency

2.3.1. Split-Half

2.3.2. Kuder-Richardson