| Sampling Factors: |
Location (Not Relevant: All employee works in one headquarter office)
Customer (Not Relevant: All customers are Guangzhou city government)
Size (Not Relevant: There no significant difference in project size)
Organizational Structure (Not Relevant: Development are conducted by one R&D Center)
Type of Work: 2 types – OAS(Operation Analysis System) – OSS(Operation Support System) |
| Sampling Factor Values: |
OAS (Type of Work): Type of work for operation analysis system
OSS (Type of Work): Type of work for operation support system |
| Subgroups: |
S-OSS: subgroup for operation support system type projects
27 People, 4 Basic Units
– OSS
S-OAS: subgroup for operation analysis system type projects
14 People, 3 Basic Units
– OAS |