एक प्रयोग में समय हर परीक्षण में अलग रखा गया जबकि समय स्वतंत्र चर नहीं था। इसका प्रभाव क्या होगा?
Time was different in every trial although it was not the independent variable. What effect will this have?
Explanation opens after your attempt
C. तुलना निष्पक्ष नहीं रहेगीThe comparison will not remain fair
Concept
Different durations may affect the result and become an additional variable. In exams keep the test duration constant.
Why this answer is correct
The correct answer is C. तुलना निष्पक्ष नहीं रहेगी / The comparison will not remain fair. Different durations may affect the result and become an additional variable. In exams keep the test duration constant.
Exam Tip
अलग समय परिणाम को प्रभावित कर सकता है और अतिरिक्त चर बन जाता है। परीक्षा में परीक्षण अवधि समान रखें।
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