Question

The marks obtained by students in a maths test out of 20 are

given below.Prepare a r frequency table and find the mean.

9,8,11,12,5,4,3,15,17,18,8,12,4,3,18,14,16,8,18,17. With table​

Answer 1

Step-by-step explanation:

Arrange the given data in ascending order

12,15,15,17,17,17,19,19,19,19,19,21,21,21,23,23,23,23,25,25

Frequency Distribution Table

Marks

12

15

17

19

21

23

25

No. of students

1

2

3

5

3

4

2