एक प्रयोग में स्वतंत्र चर बदला गया लेकिन आश्रित चर की परिभाषा प्रयोग के बीच बदल दी गई। मुख्य समस्या क्या है?
The independent variable was changed in an experiment but the definition of the dependent variable was altered midway. What is the main problem?
Explanation opens after your attempt
A. मापन की संगति और वैधता कमजोर हो गईConsistency and validity of measurement were weakened
Concept
Changing measurement criteria means results from different stages may not have the same meaning. Keep operational definitions stable.
Why this answer is correct
The correct answer is A. मापन की संगति और वैधता कमजोर हो गई / Consistency and validity of measurement were weakened. Changing measurement criteria means results from different stages may not have the same meaning. Keep operational definitions stable.
Exam Tip
मापन मानदंड बदलने से अलग चरणों के परिणाम समान अर्थ नहीं रखते। परीक्षा में परिचालन परिभाषा स्थिर रखें।
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