The table shows the heights of the winners and runners-up of 8 presidential elections. Find the line of regression that predicts the runner-up's height given the winner's height. Determine if the regression line is a good predictor of heights for the winners and runner-ups of presidential elections.
Winner
69.5
73
73
74
74.5
74.5
71
71
Runner-Up
72
69.5
70
68
74
74
73
76
(1 point)
Responses
y^= 95.4 − 0.321x;
no, because the r-value is low.
y^ = −0.321 + 95.4x;
no, because the r-value is low.
y^ = 95.4 = 0.321x;
yes, because the r-value is high.
y^ = −0.321+95.4x;
yes, because the r-value is high.
The correct response is:
y^ = −0.321 + 95.4x;
no, because the r-value is low.