Visually compare the scatterplots shown below. If a least
squares line were determined for each data set, which do
you think would have the smallest variance s^(2) ? Explain.
Visually compare the scatterplots shown below. If a least squares line were determined for each data set, which do you think would have the smallest variance s2? Explain.
a.
y
b. y
15
15
10
10
5
5
10 15
5 10 15
C.
y
15
10
5
5
10
15