Nutrition · Health Studies
निम्नलिखित में से कौन सा महामारी विज्ञान (epidemiology) में उपयोग किया जाने वाला एक गैर-अवलोकनात्मक (not an observational) अध्ययन डिज़ाइन है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1कोहॉर्ट अध्ययन (Cohort study)
- 2प्रायोगिक अध्ययन (Experimental study)✓
- 3क्रॉस-सेक्शनल अध्ययन (Cross-sectional study)
- 4केस-कंट्रोल अध्ययन (Case-control study)
सही उत्तर देखें
प्रायोगिक अध्ययन (Experimental study)
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