Refer to Exercise. The practitioner also recorded the average away attendance for each team in the 2012

Question:

Refer to Exercise. The practitioner also recorded the average away attendance for each team in the 2012 season. Because visiting teams take a share of the gate, owners should be interested in this analysis.
a. Are visiting team attendance related to number of wins?
b. Estimate the marginal number of tickets sold for each additional game won.