General Studies · Sampling Techniques
यादृच्छिक प्रतिचयन (Random sampling) सांख्यिकी में उपयोगी है क्योंकि यह:
- 1पर्याप्त रूप से सटीक है
- 2व्यक्तिगत पूर्वाग्रहों से मुक्त है
- 3डेटा संग्रह की एक किफ़ायती विधि है
- 4उपर्युक्त सभी✓
सही उत्तर देखें
उपर्युक्त सभी
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