The following data show the number of passengers in cars at a school football game: 5, 3, 4, 5, 4, 4, 2, 3, 1, 3, 4, 4, 5, 5

The data have been organized into a dot plot, as shown below:

A dot plot with integers 1 to 5 is shown. It is labeled Passengers, and titled Passengers in Cars. There is 1 dot above 1, 1 dot above 2, 2 dots above 3, 5 dots above 4, and 4 dots above 5.

For which number are the data plotted incorrectly? (2 points)

Select one:
a. 2
b. 3
c. 4
d. 5