||Location (Not Relevant: All the projects are developed in Xiamen. So the location is irrelevant.)
Customer (Not Relevant: All projects have the same category of customers, so the customer is irrelevant.)
Size (Not Relevant: All the development team sizes are under 7 people. The projects have similar size. So the size is irrelevant.)
Organizational Structure (Not Relevant: Rihua’s management structure is very flat and simple,All the projects are not significantly different.)
Type of Work: All projects are divided into Integrated platform and Management system.
|Sampling Factor Values:
||Integrated platform (Type of Work): These projects are developed as product.
Management system (Type of Work): These projects are developed according to the specific customer requirement.
Subgroup 1: These projects are development as product.
6 People, 1 Basic Units
– Integrated platform
Subgroup 2: These projects are developed according to the specific customer requirement.
5 People, 2 Basic Units
– Management system