Refer to and use the following abbreviations for the problems below:
• PS = Public Subscribers
• AD = Advertisers
• TC = Telephone Customers
• ISP = Internet Customers
• TOT = Total Customers
1. What percentage of the total does each of the four customer groups represent? Round to the nearest hundredth of a percent.
2. Minh’s data shows that on average only 4.6% of customers were purchasing complementary services available within Media Systems. By using his company’s services, Minh was projecting that these percentages would triple across all user groups within 1 year. a) How many customers would that equate to in total for each group? b) What would be the difference compared to current levels?
3. Customer complaint data showed that within the last year, complaints by category were as follows: publication subscribers, 1,174; advertisers, 423; telephone service customers, 4,411; and ISP customers 823. a) What percentage of customers (round to two decimal places)complained within the last year in each category? b) If the CRM software were able to reduce complaints by 50% each year over the next 2 years, how many complaints would there be by category at the end of that time period? And c) What would the number of complaints at the end of 2 years represent on a percentage basis?