| Sampling Factors: |
Location (Not Relevant: Single location, Beijing)
Customer (Not Relevant: Focus customers – The local electric power industry)
Size (Not Relevant: All work are small/medium projects. The work processes are similar.)
Organizational Structure (Not Relevant: All works are software development work.)
Type of Work (Not Relevant: All works are software development work.)
Programming Language: There are two types of programming languages to develop software products. Programming language is a relevant factor. JPL: JAVA Programming Language CPL: C# Programming Language |
| Sampling Factor Values: |
JPL (Programming Language): JAVA Programming Language
CPL (Programming Language): C# Programming Language |
| Subgroups: |
A: C# programming projects
11 People, 2 Basic Units
– CPL
B: Java programming projects
17 People, 3 Basic Units
– JPL |