Statistics Class 9 MCQs Questions with Answers

1. The mean of x+2, x+3, x+4 and x-2 is:

2. The median of the data: 4, 6, 8, 9, 11 is

3. The ratio of the sum of observations and the total number of observations is called:

4. The collection of information, collected for a purpose is called:

5. If each data in the observation is increased by 5, then the mean 

6. The mode of the given data: 4, 6, 5, 9, 3, 2, 7, 7, 6, 5, 4, 9, 10, 10, 3, 4, 7, 6, 9, 9 is;

7. What is the class mark of the class interval 90-120?

8. The median of the data: 155, 160, 145, 149, 150, 147, 152, 144, 148 is

9. Find the class width for the grouped frequency distribution of the class intervals 1-20, 21-40, 41-60, ..

10. Find the value of x, if the arithmetic mean of 4, 5, 6, 7, 8 and x is 7.

11. The median of the data: 17, 2, 7, 27, 15, 5, 14, 8, 10, 24, 48, 10, 8, 7, 18, 28 is:

12. The arithmetic mean of the first 5 natural numbers is

13. The mean of the data 2, 3, 4, 5, 0, 1, 3, 3, 4, 3 is

14. Find the mode of the following data: 15, 14, 19, 20, 14, 15, 16, 14, 15, 18, 14, 19, 15, 17, 15.

15. Find the maximum value if the range is 38 and the minimum value is 82.

16. The value which appears very frequently in a data is called:

17. Which of the following is not a measure of central tendency?

18. The difference between the maximum and minimum values of the given observation is called 

19. In the class intervals 10-20, 20-30, 20 is included in which interval?

20. Find the range of the following data: 25, 18, 20, 22, 16, 6, 17, 15, 12, 30, 32, 10, 19, 8, 11, 20.