From the National Football League (NFL) Web site, in the New England Patriots Roster, we obtained information on the weights and years of experience for the players on that team, as of September 26, 2013. The following contingency table provides a cross-classification of those data.

a. How many cells are in this contingency table?
b. How many players are on the New England Patriots roster as of September 26, 2013?
c. How many players are rookies?
d. How many players weigh between 200 and 300 lb?
e. How many players are rookies who weigh between 200 and 300 lb?

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Years of experience Rookie 1-5 6-10 Over 10 Y3 Y4 Total Under 200 3 0 E 200-300 21 2 41 Over 300 4 13 Total 18 4) 12 62