Question

What is the following value of mean for 11,12,14,15,17,18 ?

Answer 1

Answer:

sum of observation by

No. of observation

11+12+14+15+17+18by

6

=87by

6

=14.5

Answer 2

Answer:

14½

Explanation:

WE KNOW THAT :-

MEAN = (SUM OF OBSERVATIONS) ÷ ( NO. OF OBSERVATIONS )

= (11+12+14+15+17+18)÷ 6

= 87 ÷ 6

= 29 ÷ 2

= 14½ ( ANSWER )

I HOPE IT IS CLEAR TO YOU.