A real estate developer is interested in determining the
relationship between family income (X) and the
square footage of their home (Y). Seven families are randomly
selected and the (X, Y) measurements are
as follows:
X ($1000) 22, 26, 45, 37, 28, 50, 56
Y (Sq Ft) 16, 17, 26 ,24, 22 ,21, 32
? = 37.71, ? = 22.57
Sxx = 1017.43, Sxy = 351.14, Sxyy = 179.71
(a) Sketch a scatter plot and determine whether it is acceptable...