The data set for the average height of men at a ballgame compared to their shoe size is represented by the table. Table with two columns titled men's shoe size (U. S.) and height (inches). Data values 7 and 64, 10 and 69, 12 and 72, 8 and 67, 9.5 and 69, 10 and 70, 11.5 and 75, 12.5 and 73, 13.5 and 71, 10 and 68. Part A: What is the equation of the least-squares regression line? (3 points) Part B: Carlos wears a size 9 and is 71 inches tall. What is the residual for Carlos's data? Show your work. (4 points) Part C: Interpret the meaning of the residual from part B. (3 points)