General Studies · Research Methodology
निम्नलिखित में से कौन-से अर्ध-प्रायोगिक डिज़ाइन (Quasi-experimental designs) हैं? (1) अंतरित समय-श्रृंखला डिज़ाइन (Interrupted Time-Series Designs) (2) गैर-तुल्यकालिक नियंत्रण समूह डिज़ाइन (Non-equivalent Control Group Design) (3) गैर-तुल्यकालिक नियंत्रण के साथ समय श्रृंखला (Time Series with Non-equivalent Control) (4) ब्लॉक रैंडमाइजेशन (Block randomization)
- 1केवल (1)
- 2केवल (2)
- 3केवल (1) और (3)
- 4केवल (1), (2) और (3)✓
सही उत्तर देखें
केवल (1), (2) और (3)
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