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data distribution MCQ Questions for Class 9

data distribution se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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3 questions tagged with data distribution.

Question 1/3 Expert Science Exploration: Entering the World of Secondary Science Nature and meaning of science Class 9 Level 2

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?

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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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Question 2/3 Expert Science Exploration: Entering the World of Secondary Science Nature and meaning of science Class 9 Level 1

एक वैज्ञानिक अध्ययन में केवल औसत परिणाम दिया गया और व्यक्तिगत मान छिपाए गए। इससे कौन सी महत्वपूर्ण बात अनदेखी रह सकती है?

A scientific study reports only the average and hides individual values. Which important feature may remain unnoticed?

Explanation opens after your attempt
Correct Answer

A. आँकड़ों में उपसमूह या असामान्य विविधताSubgroups or unusual variation in the data

Step 1

Concept

An average can hide distinct subgroups or extreme values within a distribution. Examine the full data pattern.

Step 2

Why this answer is correct

The correct answer is A. आँकड़ों में उपसमूह या असामान्य विविधता / Subgroups or unusual variation in the data. An average can hide distinct subgroups or extreme values within a distribution. Examine the full data pattern.

Step 3

Exam Tip

औसत वितरण के भीतर अलग समूह या अत्यधिक मान छिपा सकता है। परीक्षा में पूरा डेटा पैटर्न देखें।

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Question 3/3 Expert Artificial Intelligence Communication Skills-I visual communication Class 9 Level 11

एक चार्ट में केवल औसत दिखाया गया है जबकि आंकड़ों में बहुत अधिक फैलाव है। दर्शक कौन सी जानकारी नहीं देख पाएगा?

A chart shows only the average although the data has wide variation. What information will viewers miss?

Explanation opens after your attempt
Correct Answer

B. आंकड़ों के फैलाव और विविधताSpread and variation in the data

Step 1

Concept

Groups with the same average may have different spreads. Consider distribution along with average in the exam.

Step 2

Why this answer is correct

The correct answer is B. आंकड़ों के फैलाव और विविधता / Spread and variation in the data. Groups with the same average may have different spreads. Consider distribution along with average in the exam.

Step 3

Exam Tip

समान औसत वाले समूहों में फैलाव अलग हो सकता है। परीक्षा में औसत के साथ वितरण पर भी ध्यान दें।

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