| Sampling Factors: |
Location (Not Relevant: there is no effect. The service being delivered by the company is executed from a single centralized location.)
Customer (Not Relevant: All are external customers.)
Size (Not Relevant: No significant size difference among projects)
Organizational Structure (Not Relevant: There is no effect on the behavior or practices used by the assigned staff.)
Type of Work (Not Relevant: All projects are development and Implementation.)
Life Cycle: Waterfall model and Iteration model |
| Sampling Factor Values: |
WF (Life Cycle): Waterfall Model
TM (Life Cycle): Iteration model |
| Subgroups: |
S1: Waterfall Model
56 People, 6 Basic Units
– WF
S2: Iteration model
15 People, 2 Basic Units
– TM |