एक प्रयोग में छात्र हर परीक्षण के बाद प्रक्रिया थोड़ा बदलता है लेकिन सभी परिणाम एक साथ औसत करता है। इसमें क्या समस्या है?

A student slightly changes the procedure after every trial but averages all results together. What is the problem?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. परीक्षण समान परिस्थितियों में नहीं हुएThe trials were not conducted under identical conditions

Step 1

Concept

Results from different procedures are not directly comparable. In exams keep the method constant during repetitions.

Step 2

Why this answer is correct

The correct answer is C. परीक्षण समान परिस्थितियों में नहीं हुए / The trials were not conducted under identical conditions. Results from different procedures are not directly comparable. In exams keep the method constant during repetitions.

Step 3

Exam Tip

अलग प्रक्रियाओं से प्राप्त परिणाम सीधे तुलनीय नहीं होते। परीक्षा में दोहराव के दौरान विधि समान रखें।

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एक प्रयोग में छात्र हर परीक्षण के बाद प्रक्रिया थोड़ा बदलता है लेकिन सभी परिणाम एक साथ औसत करता है। इसमें क्या समस्या है? / A student slightly changes the procedure after every trial but averages all results together. What is the problem?

Correct Answer: C. परीक्षण समान परिस्थितियों में नहीं हुए / The trials were not conducted under identical conditions. Explanation: अलग प्रक्रियाओं से प्राप्त परिणाम सीधे तुलनीय नहीं होते। परीक्षा में दोहराव के दौरान विधि समान रखें। / Results from different procedures are not directly comparable. In exams keep the method constant during repetitions.

Which concept should I revise for this Science MCQ?

Results from different procedures are not directly comparable. In exams keep the method constant during repetitions.

What exam hint can help solve this Science question?

अलग प्रक्रियाओं से प्राप्त परिणाम सीधे तुलनीय नहीं होते। परीक्षा में दोहराव के दौरान विधि समान रखें।