Question

The distribution below gives the weight of
30 students of a class. find the mean.
median and mode weight of the students !
No. of students
weight-
40-45
45-50
50-55
55 - 60
60-65
65-70
70-75
no of students
2
3
8
6
6
3
2
​

Answer 1

Answer:

Step-by-step explanation:

Mean=(40-45)+(45-50)+(50-55)+(55-60)+(60-65)+(65-70)+(70-75)/30

=35/30=1.16

Median=the middle number=55-60

And finally, Mode=highest value minus lower value=75-40=35