| Sampling Factors: |
Location (Not Relevant: All the projects are performed in the same location, Nanjing, Jiangsu Province.)
Customer (Not Relevant: The sampling factor “type of work” also define the type of customers served by the organization. Defining subgroups using “customer” would be redundant with that sampling factor.)
Size (Not Relevant: Size has no impact on projects” development processes. Among all their projects, there is no significant difference in terms of project size.)
Organizational Structure (Not Relevant: All projects are from the same division of the organization.)
Type of Work: Work is done differently based on project types. Two types of projects are identified: in house R&D projects and external R&D projects. |
| Sampling Factor Values: |
In-house (Type of Work): This type of projects develop software with requirements specified internally, and finally used by anticipated customers.
external (Type of Work): This type of projects develop software with requirements specified external customers, and finally owned by those customers. |
| Subgroups: |
InHouse: Projects in this subgroup are of the in-house project type.
30 People, 2 Basic Units
– In-house
External: Projects in this subgroup are of the external project type.
51 People, 3 Basic Units
– external |