A regression model has been fitted to the data, as shown in the scatterplot below.

Relationship between ticket price and the number of passengers 1200 1000 y = -11.831x + 2070.6 .................................... R2 = 0.8817 800 Number of passengers ('000) 600 ................................... 400 200 0 90 100 110 120 130 140 Average ticket price ($)