Question

4. Prepare a frequency series of the of ages of 25 students of Class 11th in your school
15,15,16,17,18, 18, 17,15, 15, 16, 16,17 15,16,16,15,16,16,15,17,17,18,19,16,15
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Answer 1

Answer:

Prepare a frequency series of the ages of 25 students of Class XI in your school . 15,16,16,17,18,18,17,15,15,16,16,17,15,16,16,15,16,16,15,17,17,18,19,19,15. Solution : minimim age is 15 years and the maximum age is 19 years .

Answer 2

Answer:

15 8

16. 8

17. 5

18. 3

19. 1

TOTAL 25

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