You are conducting a study testing whether a child's age is a good predictor of his or her height. You have collected the following data from a random sample of seven children: Perform a regression of height (dependent variable) on age (independent variable). What is the Y-intercept of the regression line? 58.3724.7368.6052.8139.07 What is the slope (beta) of the regression line? 1.61 0.92 0.69 1.31 0.63 The regression model predicts that a 3-year-old child (36 months) would be approximately tall