- Sampling Summary：
（抽样汇总） -
Sampling Factors: Location (Not Relevant: all proj are in BJ) Customer (Not Relevant: al customers are in the transportation / highway area)
Size (Not Relevant: similar size)
Organizational Structure (Not Relevant: All projects are under the same org structure)
Type of Work: GIS vs non-GIS
Sampling Factor Values: GIS (Type of Work): GIS non-GIS (Type of Work): others
Subgroups: 1: GIS
30 People, 4 Basic Units
– GIS2: others, non-GIS
72 People, 26 Basic Units
– non-GIS