An avant- garde clothing manufacturer runs a series of high- profile, risque ads on a billboard on Highway 101 and regularly collects protest calls from people who are offended by them. The company has no idea how many people in total see the ads, but it has been collecting statistics on the number of phone calls from irate viewers:

Type Description Number of Complaints

R Offensive racially/ ethnically 10

M Demeaning to men 4

W Demeaning to women 14

I Ad is incomprehensible 6

O Other 2

a) Depict this data with a Pareto chart. Also depict the cumula-tive complaint line.

b) What percent of the total complaints can be attributed to the most prevalent complaint?