The scatterplot shows the number of hours that several students worked to sell tickets for a concert and the number of tickets that each student sold.
 A graph titled Ticket Sales has number of hours on the x-axis, and number of tickets on the y-axis. Point (1, 60) is outside of the cluster.
 Which data value would cause the interpretation of the data set to be overstated?
 (1, 10)
 (1, 60)
 (9, 85)
 (10, 80)