Question

Q4 The marks obtained by 40 students of class IX in an examination are given below:-
23, 5, 12, 16, 8, 6, 12, 8, 18, 2, 16, 10, 2, 23, 7, 9, 12, 20, 0, 3, 5, 18, 3, 17, 7, 23, 18, 13, 10, 21, 7, 1, 24, 20, 15, 13, 21, 13, 5, 16
Represent the data in the form of a frequency distribution using the same class site
starting with class 0-5 (where is not include)​

Answer 1

Given that

The marks obtained by 40 students of class VIII in an examination are given below

16,17,18,3,7,23,18,13,10,21,7,1,13,21,13,15,19,24,16,

3,23,5,12,18,8,12,6,8,16,5,3,5,0,7,9,12,20,10,2,23.

Divide the data into five groups

Prepare a grouped frequency table

Class group frequency

0 - 5 6

5 - 10 10

10 - 15 8

15 - 20 9

20 - 25 7

Total 40

Answer By raj kumar