Question

Consumer complaints are frequently reported to the Better Business Bureau. Industries with the most complaints to the Better Business Bureau are often banks, cable and satellite television companies, collection agencies, cellular phone providers, and new car dealerships. The results for a sample of 200 complaints are in the file BBB.

(a) Show the frequency and percent frequency of complaints by industry.

Industry Frequency % Frequency

Bank

Cable

Car

Cell

Collection

Total

(b) Which industry had the highest number of complaints?

(c) Comment on the percentage frequency distribution for complaints.

Answer 1

Explanation:

a. The frequency and percent frequency of complaints by industry is shown below:

Industry Frequency Percentage Frequency

Bank 26 13%

Cable 44 22%

Car 42 21%

Cell 60 30%

Collection 48 13%

b. Cell has the highest complaints (60).

c. The decreasing order of complaints goes thus: Cell (60%) , Cable (22%), Car(21%).

Both Collection and Bank, together account nearly up to 27% of the total complaints.