| Sampling Factors: |
Location (Not Relevant: All locations operate the same way, and appraisal will interview each location)
Customer (Not Relevant: The difference in customer is redundant with the difference in the type of work and is therefore subsumed by that factor.)
Size (Not Relevant: The difference in project size is redundant with the difference in the type of work and is therefore subsumed by that factor.)
Organizational Structure (Not Relevant: All work is project structured and processes are based on the type of work.)
Type of Work: Work is either software (waterfall), software (agile) or hardware (waterfall) |
| Sampling Factor Values: |
Software (waterfall) (Type of Work): Software development using waterfall
Software (agile) (Type of Work): Software development using agile
Hardware (waterfall) (Type of Work): Hardware development using waterfall |
| Subgroups: |
Software-Waterfall: Software projects that use waterfall lifecycle
48 People, 8 Basic Units
– Software (waterfall)
Software-Agile: Software projects that use an Agile lifecycle
16 People, 2 Basic Units
– Software (agile)
Hardware-Waterfall: Mechanical and electrical engineering projects
48 People, 3 Basic Units
– Hardware (waterfall) |