| Sampling Factors: |
Location (Not Relevant: Software developments for all projects are located in Guangzhou City.)
Customer (Not Relevant: The enterprise customers)
Size (Not Relevant: The size for each project is more than 15 people)
Organizational Structure (Not Relevant: The software development is related to R&D center.)
Type of Work (Not Relevant: The software development is in MIS applications.)
Lifecycle: There are two types of lifecycle models used in the projects, i.e. Waterfall and Iteration. |
| Sampling Factor Values: |
Waterfall (Lifecycle): Waterfall model
Iteration (Lifecycle): Iteration model |
| Subgroups: |
1: Waterfall lifecycle model.
34 People, 2 Basic Units
– Waterfall
2: Iteration lifecycle model.
16 People, 1 Basic Units
– Iteration |