Question

2. The distribution given below gives the marks of 100 students of a class , find the mean,
using assumed mean method.
Marks
Number of students
0-5
4
5 - 10
6
10 - 15
10
15-20
10
20-25
25
25 - 30
22
30 - 35
18
35-40
5​

Answer 1

Answer:

using assumed mean method.

Marks

Number of students

0-5

4

5 - 10

6

10 - 15

10

15-20

10

20-25

25

25 - 30