Question

Age in years 14,15,16,17,18 .No. of boys 5,8,15,10,2 find the mean for the following frequency distribution table

Answer 1

Step-by-step explanation:

Formula : mean= sum of observations

_________________

no.of observations

1. Age in years = 14+15+16+17+18/5

=80/5

=16

2.no.of boys =5+8+15+10+2/5

=40/5

=8

Answer 2

Answer:

8

Step-by-step explanation:

sum/no of terms

ans8

hmm

hmm