The Consumer Financial Protection Bureau reports on consumer financial product and service complaint submissions by state, category, and company. The following table, stored in Financial Complaints1 , represents complaints received from Louisiana consumers by complaint category for 2016.
a. Construct a Pareto chart for the categories of complaints.
b. Discuss the âvital fewâ and âtrivial manyâ reasons for the categories of complaints.
The following table, stored in FinancialComplaints2 , represents complaints received from Louisiana consumers by most-complained- about companies for 2016.
c. Construct a bar chart and a pie chart for the complaints by company.
d. What graphical method (Pareto, bar, or pie chart) do you think is best for portraying these data?