Suppose you want to conduct a survey of benefit packages available in private businesses in greater Melbourne. You have a directory of businesses that lists companies alphabetically. The directory lists the name of the business, suburb, and number of employees of 2500 businesses. The businesses are equally distributed across 250 suburbs; each suburb has 10 listed businesses. Among the 2500 listed businesses, 200 have less than or equal to 10 employees, 350 have 11-25 employees, 550 have 26-50 employees, 950 have 51-100 employees, and 450 have more than 100 employees. A snapshot of a section of the directory looks as follows:
Company Name | Suburb | Number of Employees
--- | --- | ---
2020 Global Business | Melbourne | less than or equal to 10
Abbott Business | Port Melbourne | 11-25
ABC Business | Hawthorn | more than 100
Ace Business | Carlton | less than or equal to 10
Active Business | St Kilda | 51-100
Ada Business | South Yarra | 26-50
Advantage Business | Southbank | more than 100
Ahrens Business | St Kilda | 11-25
All Business | South Yarra | less than or equal to 10
Accredited Business | Sydney | 26-50
Atkins & Race Business | Docklands | 26-50
Baker Farlow Business | St Kilda | more than 100
Betta Business | South Yarra | 51-100
Better Business | Richmond | 26-50