DuPont Automotive is a major supplier of paint to the automotive industry. A survey of 100 randomly selected autos in the luxury car segment and 100 randomly selected autos in the sports car segment that were recently purchased yielded the following colors. Color Number of Luxury Cars Number of Sports Cars White 25 10 Black 22 15 Sliver 16 18 Gray 12 15 Blue 7 13 Red 7 15 Gold 6 5 Green 3 2 Brown 2 7
(a) Construct a relative frequency distribution for each car type.
(b) Draw a side-by-side relative frequency bar graph.
(c) Compare the colors for the two car types. Make a conjecture about the reasons for the differences.