Question

if the average of 8 observations is 5 if an observation 12 is removed then the average of new set of observations is

Answer 1

$\frac{8 \times 5 - 12}{7} = \frac{28}{7} = 4$
average=4

Answer 2

Answer:

4

Step-by-step explanation:

8*5-12/4

=4