Question

It is given that,

Sum of all observations = 45
Total number of observations = 9

What is the value of the average?

• A.
  5
• B.
  7
• C.
  9
• D.
  10

Answer 1

The correct option is A

5
We know,

$Average=\frac{Sumofallobservations}{Totalnumberofobservations}$

$\therefore$ In this case

$Average=\frac{45}{9}=5$

Hence, (a) is the required answer.