The Air Travel Consumer Report, a monthly product of the Department of Transportations Office of Aviation Enforcement
Question:
a. Construct a Pareto chart for the number of complaints by industry group. What industry group accounts for most of the complaints? The 992 consumer complaints against airlines fall into one of two groups: complaints against U. S. airlines and complaints against foreign airlines. The following table summarizes these 992 complaints by complaint type:
b. Construct pie charts to display the percentage of complaints by type against U. S. airlines and foreign airlines.
c. Construct a Pareto chart for the complaint categories against U. S. airlines. Does a certain complaint category account for most of the complaints?
d. Construct a Pareto chart for the complaint categories against foreign airlines. Does a certain complaint category account for most of the complaints?
Step by Step Answer:
Business Statistics A First Course
ISBN: 9780321979018
7th Edition
Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan