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independent confirmation MCQ Questions for Class 9

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2 questions tagged with independent confirmation.

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

किसी वैज्ञानिक दावे को समर्थन देने वाले कई अध्ययन उपलब्ध हैं लेकिन सभी में समान मापन त्रुटि है। सबसे उचित निष्कर्ष क्या है?

Several studies support a scientific claim but all contain the same measurement error. What is the most appropriate conclusion?

Explanation opens after your attempt
Correct Answer

B. साझी त्रुटि के कारण प्रमाण की स्वतंत्र पुष्टि अभी भी आवश्यक हैIndependent confirmation is still needed because of the shared error

Step 1

Concept

The same error can produce a similar wrong conclusion across many studies. Check independence as well as quantity of evidence.

Step 2

Why this answer is correct

The correct answer is B. साझी त्रुटि के कारण प्रमाण की स्वतंत्र पुष्टि अभी भी आवश्यक है / Independent confirmation is still needed because of the shared error. The same error can produce a similar wrong conclusion across many studies. Check independence as well as quantity of evidence.

Step 3

Exam Tip

एक जैसी त्रुटि कई अध्ययनों में समान गलत निष्कर्ष दे सकती है। परीक्षा में प्रमाणों की संख्या के साथ उनकी स्वतंत्रता भी जाँचें।

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

एक वैज्ञानिक निष्कर्ष कई अध्ययनों से समर्थित है लेकिन सभी अध्ययन छोटे और समान पक्षपात वाले हैं। क्या निष्कर्ष उचित है?

A scientific conclusion is supported by several studies but all are small and share the same bias. What conclusion is appropriate?

Explanation opens after your attempt
Correct Answer

B. साझा कमजोरी के कारण स्वतंत्र मजबूत पुष्टि अभी भी आवश्यक हैStrong independent confirmation is still needed because of the shared weakness

Step 1

Concept

Several weak studies do not equal one strong independent study. Evaluate quality along with quantity.

Step 2

Why this answer is correct

The correct answer is B. साझा कमजोरी के कारण स्वतंत्र मजबूत पुष्टि अभी भी आवश्यक है / Strong independent confirmation is still needed because of the shared weakness. Several weak studies do not equal one strong independent study. Evaluate quality along with quantity.

Step 3

Exam Tip

कई कमजोर अध्ययन एक मजबूत स्वतंत्र अध्ययन के बराबर नहीं होते। परीक्षा में संख्या के साथ गुणवत्ता देखें।

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