| Sampling Factors: |
Location (Not Relevant: Software development work is performed in only one location: Beijing.)
Customer (Not Relevant: No effect on implementation. Its customers are similar in transportation field.)
Size (Not Relevant: It equals to the factor ‘type of work’.)
Organizational Structure (Not Relevant: No effect on implementation. All projects are performed under the same organizational structure.)
Type of Work: The projects can be divided into two types: Maintenance and New Development. |
| Sampling Factor Values: |
Maintenance (Type of Work):
New Development (Type of Work): |
| Subgroups: |
1: Three projects belong to Maintenance type.
22 People, 3 Basic Units
– Maintenance
2: Four projects belong to New Development type.
43 People, 4 Basic Units
– New Development |