प्रयोग से पहले परिणाम मापने की विधि तय करना क्यों महत्वपूर्ण है?
Why is it important to decide how the outcome will be measured before conducting an experiment?
Explanation opens after your attempt
A. ताकि परिणाम के अनुसार नियम न बदले जाएँSo that rules are not changed to suit the result
Concept
A pre-decided measurement method reduces selective interpretation and bias. In exams remember the value of an operational definition.
Why this answer is correct
The correct answer is A. ताकि परिणाम के अनुसार नियम न बदले जाएँ / So that rules are not changed to suit the result. A pre-decided measurement method reduces selective interpretation and bias. In exams remember the value of an operational definition.
Exam Tip
पूर्व निर्धारित मापन विधि चयनात्मक व्याख्या और पक्षपात घटाती है। परीक्षा में संचालनात्मक परिभाषा का महत्व याद रखें।
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