Research Methodology · Study Designs
पूर्वव्यापी अध्ययनों (Retrospective studies) को आमतौर पर किस प्रकार के अध्ययन डिजाइन के रूप में जाना जाता है?
- 1प्रायोगिक अध्ययन (Experimental study)
- 2क्रॉस-सेक्शनल अध्ययन (Cross-sectional study)
- 3वर्णनात्मक अध्ययन (Descriptive study)
- 4केस-कंट्रोल अध्ययन (Case-control study)✓
सही उत्तर देखें
केस-कंट्रोल अध्ययन (Case-control study)
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