1.
Suppose that the regression equation y = 16.99 + 0.32
x1 + 0.41 x2 + 5.31 x3 predicts an
adult’s height (y) given the individual’s mother’s height
(x1), his or her father’s height (x2), and
whether the individual is male (x3 = 1) or female
(x3 = 0). All heights are measured in inches. In this
equation, the coefficient of ______ means that ______.
x2; if two individuals have fathers whose heights
differ by 1 inch, then the individuals’...