Use the Given Data to Find the Best Predicted Value $( x )$

Use the given data to find the best predicted value of the response variable.
-The regression equation relating attitude rating $( x )$ and job performance rating $( y )$ for the employees of a company is $\hat { y } = 11.7 + 1.02 x$ . Ten pairs of data were used to obtain the equation. The same data yield $\mathrm { r } = 0.863$ and $\overline { \mathrm { y } } = 80.1$ . What is the best predicted job performance rating for a person whose attitude rating is $56 ?$

A) 68.8
B) 67.9
C) 80.1
D) 12.6