Question

Example-1. The marks obtained in mathematics by 30 students of Class X of a certain school
are given in table the below. Find the mean of the marks obtained by the students.
80
36
50
56
60
70
72
88
92
95
20
40
10
Marks obtained (x,)
1
4
1
2
3
1
3
3
2
4
1
4
Number of student (S) 1
tribution by T.S. Government 2020-21​

Answer 1

Answer:

the question is wrong as per your information because only 25 students marks are given

Answer 2

arey endhukura neeku answeruuu

sarigga chadhivina roju okkati ledhu ga