With an assist from Moneyball: The Art of Winning an Unfair Game, a book by Michael Lewis, published in 2003 (and later adapted for the movie Moneyball), the management of professional teams in sports such as baseball, football, basketball, and hockey have turned to business analytics to help support decision making. In football, the most important position is the quarterback. The file Quarterback contains various attributes of 35 quarterbacks in a recent season.

a. Perform a cluster analysis on the quarterbacks.

b. Perform a multidimensional scaling analysis on the quarterbacks.

c. What conclusions can you reach about the quarterbacks?