1. TEST CHARACTERISTICS VALIDITY TYPES OF VALIDITY 1- CONTENT VALIDITY
2- CONSTRUCT VALIDITY: non –observable trait like anxiety,creativity,scientific attitude, intelligence
3- CONCURRENT VALIDITY
Administer new test
Same group
Correlate the two set of scores

2. 4-Predictive Validity Steps Administer the test Wait
Scores in final exam
correlation

3. Factor Affecting Validity
Unclear direction
Reading Vocabulary
Inappropriate difficulty level
Poorly items
Ambiguity
Inappropriate for L.outcomes
Test to short
Arrangement of items & Pattern answer

4. Thanks
THANKS