| Sampling Factors: |
Location (Not Relevant: There is only one location of Shenzhen. Not relevant.)
Customer (Not Relevant: All projects deliver their results to educational or financial organizations. Development processes are the same. Not relevant)
Size (Not Relevant: Projects in OU are comparable size in terms of duration and headcount. Not relevant)
Organizational Structure (Not Relevant: All R&D departments under business units use the same processes. Not relevant.)
Type of Work (Not Relevant: The appraisal focus on development work. Not relevant.)
Lifecycle Model: The projects either use waterfall or incremental development models. |
| Sampling Factor Values: |
Waterfall (Lifecycle Model): Projects follow waterfall development model
Incremental (Lifecycle Model): Projects follow incremental development model |
| Subgroups: |
Subgroup 1: Projects follow waterfall development model
730 People, 33 Basic Units
– Waterfall
Subgroup 2: Projects follow incremental development model
182 People, 11 Basic Units
– Incremental |