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blind assessment MCQ Questions for Class 9

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

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Practice Questions

2 questions tagged with blind assessment.

Question 1/2 Hard Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 9

यदि प्रयोग में प्रेक्षक जानता है कि कौन सा नमूना उपचारित है और अनजाने में उसी को अधिक अनुकूल अंक देता है तो यह किसका उदाहरण है?

If an observer knows which sample received treatment and unintentionally scores it more favourably what is this an example of?

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Correct Answer

D. प्रेक्षक पक्षपातObserver bias

Step 1

Concept

Knowledge of treatment can influence the observer's judgement. In exams link blind assessment with reducing bias.

Step 2

Why this answer is correct

The correct answer is D. प्रेक्षक पक्षपात / Observer bias. Knowledge of treatment can influence the observer's judgement. In exams link blind assessment with reducing bias.

Step 3

Exam Tip

उपचार की जानकारी प्रेक्षक के निर्णय को प्रभावित कर सकती है। परीक्षा में अंध मूल्यांकन को पक्षपात कम करने से जोड़ें।

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

किसी प्रयोग में परिणाम मापने वाला व्यक्ति जानता है कि कौन सा नमूना उपचारित है। इससे कौन सा जोखिम बढ़ता है?

In an experiment the person measuring outcomes knows which sample received treatment. Which risk increases?

Explanation opens after your attempt
Correct Answer

A. प्रेक्षक पक्षपातObserver bias

Step 1

Concept

Prior knowledge may unintentionally influence measurement or interpretation. Treat blind assessment as a way to reduce bias.

Step 2

Why this answer is correct

The correct answer is A. प्रेक्षक पक्षपात / Observer bias. Prior knowledge may unintentionally influence measurement or interpretation. Treat blind assessment as a way to reduce bias.

Step 3

Exam Tip

पूर्व जानकारी अनजाने में मापन या व्याख्या को प्रभावित कर सकती है। परीक्षा में अंध मूल्यांकन को पक्षपात घटाने वाला मानें।

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