Question

8.
A class teacher has the following attendance record of 40 students of a class for the
whole term. Find the mean number of days a student was present out of 56 days in the
term.
Number of days
35-38
38-41
41-44
44-47
47-50
50-53
53-56
Number of students
1
1
3
4
4
7
10
11
1.
write with solution ​

Answer 1

Answer:

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