Answer:
2.5
Step-by-step explanation:
I used the process of elimination :
For A and B, you can't have a negative number since it is a positive correlation
For C, 1 as a slope isn't reasonable
The equation does not match the form of any conic section.
Not a Conic Section
51 / 13 = 3.9231 = 3
51 - (13 x 3) = 12
11.82
Step-by-step explanation: I know this because 21.32-9.50= 11.82
