MCQ Class 8 Maths Ganita Prakash – II Chapter 5 Tales by Dots and Lines

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1. Mean of first 50 natural numbers is ______.

Question 1 of 20

2. First 50 natural numbers start from ______.

Question 2 of 20

3. Mean of equally spaced numbers lies at the ______.

Question 3 of 20

4. If sum of 15 values is needed and mean is 134, sum = ______.

Question 4 of 20

5. If mean of data is known, total sum = mean × ______.

Question 5 of 20

6. In dot plots, each dot usually represents ______.

Question 6 of 20

7. Median requires data to be ______ first.

Question 7 of 20

8. Mean can be affected by adding a very large value because it uses ______ values.

Question 8 of 20

9. Median is less affected by extreme values because it uses the ______ position.

Question 9 of 20

10. If all values are multiplied by 5, new mean = old mean × ______.

Question 10 of 20

11. If all values are increased equally, their relative positions ______.

Question 11 of 20

12. A spreadsheet is like a digital ______ with rows and columns.

Question 12 of 20

13. Which is easier for showing change over years?

Question 13 of 20

14. Average is another word for ______ in this chapter.

Question 14 of 20

15. Number of values in data is also called ______ of data.

Question 15 of 20

16. If one wrong count is 3 more than actual, correct total should ______ by 3.

Question 16 of 20

17. Correct average harvest in the example became ______.

Question 17 of 20

18. Mean of two endpoints is often the midpoint when there are exactly ______ numbers.

Question 18 of 20

19. Which measure represents the centre by balancing distances on both sides?

Question 19 of 20

20. When interpreting graphs, first identify what is given, then ______.

Question 20 of 20


 

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