1. Using the paired heightfpulse data for males, we get the regression equation: 3r" = 5'33 + 0.02233 where x represents height {cm} and the pulse rate is in beats per minute. a. What does the symbol y!" represent? 1). For this example, which variable is the predictor variable and what does it represent? c. For this example, which variable is the response variable and what does it represent