Concept-wise Practice

individual variation MCQ Questions for Class 9

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Practice Questions

1 questions tagged with individual variation.

एक अध्ययन में औसत सुधार दिखा लेकिन आधे प्रतिभागियों की स्थिति बिगड़ी। केवल औसत पर निष्कर्ष देना क्यों अधूरा है?

A study showed average improvement but half the participants became worse. Why is a conclusion based only on the average incomplete?

Explanation opens after your attempt
Correct Answer

A. औसत व्यक्तिगत विविधता छिपा सकता हैThe average may hide individual variation

Step 1

Concept

An average can hide different responses within a group. Examine distributions and subgroups.

Step 2

Why this answer is correct

The correct answer is A. औसत व्यक्तिगत विविधता छिपा सकता है / The average may hide individual variation. An average can hide different responses within a group. Examine distributions and subgroups.

Step 3

Exam Tip

औसत समूह के भीतर अलग प्रतिक्रियाएँ छिपा सकता है। परीक्षा में वितरण और उपसमूह भी देखें।

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