Question

.
5.Marks of 30 students in mathematics test are given in the adjacent grouped
frequency distribution.
i) How many students are there in the
Number of
third group
Slno
Marks
student
ii) What are the marks of 6 students
who are in 4th class interval.
1
0-5
5
2.
5-10
7
iii)If a student gets 10 marks should
she be included in 2nd or 3 rd class?
3
10-15
10
4
15-20
6
5
20-25
2​

Answer 1

Answer:

(1) 10

(2) 15-20

(3) 3rd class