Class 10 Maths Chapter 14 Statistics Quiz 9 (12 MCQs)

Quiz Instructions

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1. What is the primary purpose of a diagram in the context of statistical data?

Correct Answer: C) To highlight basic facts.

2. Find the mean:4, 6, 7, 3, 12, 4

Correct Answer: A) 6.

3. What is the median of first 101 natural numbers?

Correct Answer: A) 51.

4. In two-dimensional diagrams, what does the area typically represent?

Correct Answer: C) Area.

5. If the mean of the data 6, 9, 12, 8, 4, 0, x and 4 is 6 then X=

Correct Answer: A) 5.

6. Ken took a college admission in UP. His score belongs to the 8$^{th}$ decile. Should he be please with his score?ore than him.

Correct Answer: A) A. Yes, because his score is above to the needed passing rate which is 75%.

7. According to Terry, what does a diagrammatic form typically show in the context of an organization?

Correct Answer: C) Important aspects of the organization.

8. The set of scores:83, 77, 79, 72, 73, 86, 81, 82, 86, 74 and 74 is an example of:

Correct Answer: D) Ungrouped Data.

9. What does a structure diagram typically represent?

Correct Answer: B) The organization and arrangement of components within a system.

10. What is the mean of test scores?\{70, 70, 80, 85, 85, 90, 95, 95, 100, 100\}

Correct Answer: A) 87.

11. What does a flowchart typically represent?

Correct Answer: B) A workflow or process, showing steps as boxes and their order with arrows.

12. The numbers 50, 42, 35, 2x+10, 2x-8, 12, 11, 8 are written in descending order and their median is 25, find x

Correct Answer: C) 12.