Answer:
r= 0.87
Step-by-step explanation:
It has the strongest correlation, which means it is closest to the line.
Super simple
So he wants to be three pounds away from his ideal weight (168)
Which means he can either be 3 pounds under or 3 pounds over
So his min is 165, his max is 171
The value would be 0.95454545454 (well if you put it in a calculator then this would be your answer)
The answer you are looking for is 9/4y