Find the Coefficient of Correlation of the Line That Best $\{ ( 5 , - 23 ) , ( - 2 , - 2 ) , ( 7 , - 29 ) \}$

Multiple Choice

Find the coefficient of correlation of the line that best fits the data set. $\{ ( 5 , - 23 ) , ( - 2 , - 2 ) , ( 7 , - 29 ) \}$

A) $r = - 0.16$
B) $r = - 1$
C) $r = - 0.45$
D) $r = 0$
E) $r = 0.9999$