Question

find the mean of:marks- 16,17,18,19,20,21,22,23,24,25 students-1,1,3,1,5,3,5,4,2 ​

Answer 1

Answer:

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