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data checking MCQ Questions for Class 9

data checking 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 checking.

Question 1/3 Hard Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 8

एक प्रयोग में बाह्य मान मिलने पर सबसे उचित वैज्ञानिक प्रक्रिया क्या है?

What is the most appropriate scientific procedure when an outlier appears in an experiment?

Explanation opens after your attempt
Correct Answer

C. मापन और विधि जाँचकर परीक्षण दोहरानाCheck the measurement and method and repeat the trial

Step 1

Concept

An outlier may result from error or real variation so it must be investigated. In exams do not remove a value without evidence.

Step 2

Why this answer is correct

The correct answer is C. मापन और विधि जाँचकर परीक्षण दोहराना / Check the measurement and method and repeat the trial. An outlier may result from error or real variation so it must be investigated. In exams do not remove a value without evidence.

Step 3

Exam Tip

बाह्य मान त्रुटि या वास्तविक भिन्नता दोनों हो सकता है इसलिए जाँच आवश्यक है। परीक्षा में प्रमाण के बिना मान न हटाएँ।

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Question 2/3 Medium Science Exploration: Entering the World of Secondary Science Hypothesis and experimentation Class 9 Level 7

यदि परिणामों में एक मान अन्य सभी से बहुत अलग हो तो क्या करना चाहिए?

What should be done if one value is very different from all other results?

Explanation opens after your attempt
Correct Answer

C. मापन और प्रक्रिया जाँचकर परीक्षण दोहरानाCheck the measurement and procedure then repeat the trial

Step 1

Concept

An unusual value may result from error or real variation so it should be checked. In exams do not remove an outlier without evidence.

Step 2

Why this answer is correct

The correct answer is C. मापन और प्रक्रिया जाँचकर परीक्षण दोहराना / Check the measurement and procedure then repeat the trial. An unusual value may result from error or real variation so it should be checked. In exams do not remove an outlier without evidence.

Step 3

Exam Tip

अलग मान त्रुटि या वास्तविक भिन्नता हो सकता है इसलिए उसकी जाँच जरूरी है। परीक्षा में बाह्य मान को प्रमाण के बिना न हटाएँ।

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Question 3/3 Hard Science Exploration: Entering the World of Secondary Science Scientific questions and observations Class 9 Level 6

एक प्रयोग में प्राप्त एक मान अन्य सभी मानों से बहुत अलग है। सबसे वैज्ञानिक कदम क्या होगा?

One result in an experiment is very different from all the other values. What is the most scientific action?

Explanation opens after your attempt
Correct Answer

C. मापन और विधि जाँचकर परीक्षण दोहरानाCheck the measurement and method then repeat the trial

Step 1

Concept

An unusual value may result from error or real variation so it must be checked. In exams do not remove an outlier without evidence.

Step 2

Why this answer is correct

The correct answer is C. मापन और विधि जाँचकर परीक्षण दोहराना / Check the measurement and method then repeat the trial. An unusual value may result from error or real variation so it must be checked. In exams do not remove an outlier without evidence.

Step 3

Exam Tip

अलग मान त्रुटि या वास्तविक भिन्नता दोनों हो सकता है इसलिए जाँच आवश्यक है। परीक्षा में बाह्य मान को प्रमाण के बिना न हटाएँ।

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