| Sampling Factors: |
Location (Not Relevant: All projects are developed by teams in the same location: Suzhou, Jiangsu Province.)
Customer (Not Relevant: All the projects have the same customer: the organization”s product planning group.)
Size: Work is done differently by project size. Two types of projects are identified: Large Projects and Small Projects.
Organizational Structure (Not Relevant: All projects are from the same development center in the organization.)
Type of Work: Work is done differently based on type of work. Two types of work are identified: New Development Projects and Maintenance Projects. |
| Sampling Factor Values: |
Large (Size): Projects that have 15 or more people.
Small (Size): Projects that have less than 15 people.
New Development (Type of Work): Projects that develop new software products.
Maintenance (Type of Work): Projects that take care of existing software products by fixing defects or implementing small changes of features. |
| Subgroups: |
Large New Development: Projects that develop new software and have 15 or more people.
38 People, 2 Basic Units
– Large
– New Development
Small New Development: Projects that develop new software and have less than 15 people.
13 People, 3 Basic Units
– New Development
– Small
Small Maintenance: Projects that maintain existing software and have less than 15 people.
16 People, 5 Basic Units
– Small
– Maintenance |