Find an equation for the least squares line representing weight, in pounds, as a function of height, in inches, of men. Then, predict the height of a man who is 145 pounds to the nearest tenth of an Inch. The following data are the (height, weight)pairs for 8 men: (66, 150), (68, 160), (69, 166), (70,175), (71, 181), (72, 191), (73, 198), (74, 206).
A)64.6 inches
B)65.7 inches
C)63.2 inches
D)68.2 inches

Question

Quizplus · Accepted Answer

The least squares line is calculated using the given data points. After finding the slope and intercept, the equation is used to predict the height for a weight of 145 pounds, resulting in approximately 65.7 inches.

Find an Equation for the Least Squares Line Representing Weight