# Question

The Air Travel Consumer Report, a monthly product of the Department of Transportation’s Office of Aviation Enforcement and Proceedings (OAEP), is designed to assist consumers with information on the quality of services provided by airlines. The report includes a summary of consumer complaints by industry group and by complaint category. A breakdown of 1,114 December 2013 consumer complaints based on industry group is given in the following table:

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?

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?

## Answer to relevant Questions

The file Domestic Beer contains the percentage alcohol, number of calories per 12 ounces, and number of carbohydrates (in grams) per 12 ounces for 156 of the best selling domestic beers in the United States. Source: Data ...The file SUV contains the overall miles per gallon (MPG) of 2014 small SUVs. a. Compute the mean, median, and mode. b. Compute the variance, standard deviation, range, coefficient of variation, and Z scores. c. Are the data ...Using the one- year return percentage variable in Retirement Funds: a. Construct a table that computes the mean for each combination of type, market cap, and risk. b. Construct a table that computes the standard deviation ...The following is a set of data from a sample of n = 5: 7 - 5 - 8 7 9 a. Compute the first quartile (Q1), the third quartile (Q3), and the interquartile range. b. List the five- number summary. c. Construct a boxplot and ...Consider a population of 1,024 mutual funds that primarily invest in large companies. You have determined that m, the mean one- year total percentage return achieved by all the funds, is 8.20 and that s, the standard ...Post your question

0