| Sampling Factors: |
Location (Not Relevant: No process difference with project locations. One location, Wenzhou city.)
Customer (Not Relevant: The customers of the projects are same, all are enterprises.)
Size (Not Relevant: No difference in practice-implementation as per the size, all projects have a similar size in each subgroup.)
Organizational Structure (Not Relevant: One organization structure. All projects are under the same command chain.)
Type of Work: Practice implementation are different in project types, there are product maintenance projects and product development projects. |
| Sampling Factor Values: |
Maintenance (Type of Work): The project with this factor applies small changes for the enhancement and/or fix bugs on an existing system.
Development (Type of Work): The project with this factor develops a new system. |
| Subgroups: |
SUB1: The projects in this subgroup are the maintenance projects.
11 People, 2 Basic Units
– Maintenance
SUB2: The projects in this subgroup are the development projects of new systems.
7 People, 1 Basic Units
– Development |