किस चर के मान को प्रयोगकर्ता स्वयं तय करता है?
Which variable is set by the experimenter?
Explanation opens after your attempt
Correct Answer
D. स्वतंत्र चरIndependent variable
Concept
The experimenter sets different values of the independent variable. Its effect is then measured.
Why this answer is correct
The correct answer is D. स्वतंत्र चर / Independent variable. The experimenter sets different values of the independent variable. Its effect is then measured.
Exam Tip
प्रयोगकर्ता स्वतंत्र चर के अलग मान तय करता है। फिर उसका प्रभाव मापा जाता है।
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