Which of the following regressions represents the strongest negative linear relationship between x and y?
Regression 1
y = ax + 5
a= 17.1
b= -16.8
T= 0.822
Regression 2
y = az +5
a= -5.9
b= -7.2
T= -1.086
Regression 3
y = ax +5
a= -9.6
b= 15.2
T= -0.1881
Regression 4
y = ax +3
a= -3.5
b=2.4
T= -0.7852
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