Question

(13)
11. Following is the distribution of marks obtained by 60 students: Calculate the arithmetic mean
Marks
More than o
more than 10
More than 20
More than 30
More than 40
More than 50
No of students;
60
56
40
20
10
3
​

Answer 1

More than 0

More than 10

More than 20

More than 30

More than 40

More than 50

No. of students

60

56

40

20

10

3