Question

The coordinate 3 has a weight of 2,

and the coordinate 9 has a weight of 1.
Find the weighted average.
PLEASEEE HELPPP

Answer 1

Answer: Answer is

Explanation:

I don't know how to explain it but I went over it with my teacher and it is

Answer 2

1.5

Explanation:

1. avj=total/n n=no of things
2. avj=1+2/2
3. avj=3/2 or 1.5