- Sampling Summary：
（抽样汇总） -
Sampling Factors: Location (Not Relevant: No. Single Site) Customer (Not Relevant: No. the same process used for all customers)
Size: Yes. There are differences based on project size
Organizational Structure (Not Relevant: No. Single structure)
Type of Work (Not Relevant: No. The same work for all projects)
Sampling Factor Values: large projects (Size): Size is greater than 30 man months Medium projects (Size): Size is between 10 and 30 man months
Small Projects (Size): Size is less than 10 man months
Subgroups: Large projects: Size is greater than 30 man months
100 People, 9 Basic Units
– large projectsMedium Projects: Size is between 10 and 30 man months
35 People, 7 Basic Units
– Medium projectsSmall projects: Size is between 10 and 30 man months
25 People, 6 Basic Units
– Small Projects