The arm span and foot length were both measured (in centimeters) for each of 20 students in a biology class. The computer output displays the regression analysis.
Predictor
Constant
Arm span
Coef SE Coef
-7.611 2.567
0.186 0.035
t-ratio
2.965
5.377
р
0.046
0.000
S = 1.61
= 64.9%
R-Sq (Adj)
R-Sq = 63.08
Which of the following is the coefficient of determination?
O 0.63
O 0.65
O 0.79
O 0.81