- Sampling Summary：
（抽样汇总） -
Sampling Factors: Location: The Greater Washington DC Area and Null Customer (Not Relevant: The work is performed the same across all customers.)
Size (Not Relevant: The work is performed the same by all basic units regardless of the size.)
Organizational Structure (Not Relevant: There is only one organizational structure and work is performed the same across it.)
Type of Work (Not Relevant: There is only one type of work.)
Sampling Factor Values: The Greater Washington DC Area (Location): Where work is performed. Null (Location): Where no work is performed.
Subgroups: 1: Where work is performed.
88 People, 5 Basic Units
– The Greater Washington DC Area