Question

.
calculate mean median a al mode.
the following date
mark Less than
10
20
30
40
50
60
70
80
No. of student
15
35
60
84
96
127
198
250​

Answer 1

apply the formula of mean median and mode

Step-by-step explanation:

its hard to write..here ...but I'll try....

easy one iß the mean ...firstly find the mean.....then find mode...

now apply the relation between mean mode and median amd you'll find the answer.....

hope it will help you