Question

34) The marks obtained by 50 students of Clans X in an examination are
given below
18,8,12,6,8, 10, 12.5,23,2. 16.23, 2, 10, 20, 12, 9.7,6
5,3,5, 13, 21, 13, 15, 20,24,21. 1.7. 16, 13, 18, 23.7.3. 18.
17.16, 15, 12, 1,2,3,5, 12, 10, 11, 17.
Present the data in the form of a frequency distribution using the same
class site, one such dass being 115
20)​

Answer 1

Answer:

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