EIGHT DAPASSESSMENT STANDARDS
1. UTILITY - Usefulness for intervention
2. ACCEPTABILITY - Social worth and agreement
3. AUTHENTICITY - Natural methods and contexts
4. EQUITY - Adaptable for special needs
5. SENSITIVITY - Fine measurement gradations
6. CONVERGENCE - Synthesis of information
7. COLLABORATION - Parent-professional teamwork
8. CONGRUENCE - Special design/field validation