The data set Volleyball2009 contains data on 30 Division I women volleyball teams from the 2009 season (from https://web1.ncaa.org/ stats/StatsSrv/rankings).5
(a) Create a scatter plot of the number of kills per set (Kills) against assists per set (Assts) and describe the relationship.
(b) Find the least-squares equation for the line and interpret the slope and r2.
(c) Create the residuals plot and comment on the appropriateness of a straight line model