Correlation problem

Y=ax+b
A=1.059398484
B=27.23752342
R2=.2552814508
R=.5052538478

Cv=.4438 chart 20-2=18 row table 0.05
Not linear
25.5%
Mean=435
This is my answer from information up top

It seems like you have provided some equations and given values, but I'm not sure what the specific question or problem is that you need help with. Could you please clarify what you are trying to understand or solve?