| Sampling Factors: |
Location (Not Relevant: All the projects are developed in Wuhan city. So the location is irrelevant.)
Customer (Not Relevant: All projects have the same category of customers (financial), so the customer is irrelevant.)
Size (Not Relevant: All the development team sizes are between 10-20 people. The projects have similar size. So, the size is irrelevant.)
Organizational Structure (Not Relevant: The management structure of the company is very flat and simple,All the projects are not significantly different.)
Type of Work: All projects are divided into two categories by life cycle: 1.Waterfall 2.Iteration |
| Sampling Factor Values: |
Waterfall (Type of Work): The projects are following waterfall lifecycle
Iteration (Type of Work): The projects are following iteration lifecycle. |
| Subgroups: |
Subgroup 1: The projects are following waterfall lifecycle.
53 People, 2 Basic Units
– Waterfall
Subgroup 2: The projects are following iteration lifecycle
69 People, 4 Basic Units
– Iteration |