Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Research Aptitude Steps of Research Research Design
The main types of validity encountered in research design and methodology are
A. Internal
B. External
C. Construct
D. Statistical conclusion.
Choose the correct answer from the options given below:
1
A and C only
2
A, C and D only
3
B, C and D only
4
A, B, C and D only