A sampling technique that relies on getting information from people who know about a population of interest rather than from members of that population themselves, refers to?वह प्रतिचयन (Sampling) तकनीक जो रुचि की जनसंख्या के सदस्यों से स्वयं जानकारी लेने के बजाय उन लोगों से जानकारी प्राप्त करने पर निर्भर करती है जो उस जनसंख्या के बारे में जानते हैं, क्या कहलाती है?
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Correct answer: B. Key informant samplingप्रमुख सूचनादाता प्रतिचयन (Key informant sampling)
Explanation
In key informant sampling the researcher collects data from knowledgeable people (community leaders, officials, experts) who can describe the population, instead of from its members. Snowball sampling uses members to refer other members, and quota sampling fills fixed quotas of members. Answer: Key informant sampling.प्रमुख सूचनादाता प्रतिचयन में शोधकर्ता जनसंख्या के सदस्यों के बजाय उसके बारे में जानकार व्यक्तियों (सामुदायिक नेता, अधिकारी, विशेषज्ञ) से आँकड़े एकत्र करता है। स्नोबॉल प्रतिचयन में सदस्य अन्य सदस्यों का संदर्भ देते हैं और कोटा प्रतिचयन में सदस्यों के निश्चित कोटे भरे जाते हैं। उत्तर: प्रमुख सूचनादाता प्रतिचयन।More Research Aptitude questions
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