The number of passengers
(in thousands) for the leading U.S. passenger airlines in
2004 is indicated below. Use the data to construct a
grouped frequency distribution and a cumulative
frequency distribution with a reasonable number of
classes and comment on the shape of the distribution.
91,570 86,755 81,066 70,786 55,373 42,400
40,551 21,119 16,280 14,869 13,659 13,417
13,170 12,632 11,731 10,420 10,024 9,122
7,041 6,954 6,406 6,362 5,930 5,585
5,427