General Knowledge · Research Methodology
डेटा संग्रह की निम्नलिखित में से कौन सी विधि आम तौर पर सबसे सटीक और विश्वसनीय जानकारी प्रदान करती है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1अप्रत्यक्ष अवलोकन विधि
- 2मेल द्वारा भेजी गई प्रश्नावली
- 3टेलीफोन सर्वेक्षण
- 4प्रत्यक्ष व्यक्तिगत साक्षात्कार विधि✓
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प्रत्यक्ष व्यक्तिगत साक्षात्कार विधि
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