| Sampling Factors: |
Location (Not Relevant: Not Relevant. There are three locations, Hanoi, Ho Chi Minh City and Danang. However, there is no difference in the way work is executed as all the 3 locations cater to the IT Projects of Vietin Bank and are development and support centers to address the bank”s service strategy. Many of the teams are also located across the three locations and function as integrated teams.)
Customer (Not Relevant: Not Relevant. The OU is the Software Development unit of the IT Center of VietinBank. All projects are for VietinBank only.)
Size (Not Relevant: Not Relevant. Similar project size and duration. Project teams are usually 4 – 11 members and project duration are 4 – 8 months.)
Organizational Structure (Not Relevant: Not Relevant. There are three locations, Hanoi (HO), Ho Chi Minh City (IT South) and Danang (IT North). However, there is no difference in the way work is executed as all the 3 locations cater to the IT Projects of Vietin Bank and are development and support centers to address the bank”s service strategy and all projects and locations report to the same senior manager. No process diversity across the 3 centers.)
Type of Work (Not Relevant: Not Relevant. Only Development Projects are included in scope.)
Lifecycle Model: Relevant. Projects use Waterfall or Agile methods and this drives process diversity
Usage of Suppliers: Usage of Suppliers is Yes or No and there are differences in the projects based on this factor. |
| Sampling Factor Values: |
Waterfall (Lifecycle Model): Projects Using Waterfall Lifecycle Model
Agile Methods (Lifecycle Model): Projects using agile methods
Yes Suppliers are used (Usage of Suppliers): Yes Suppliers are used
No Suppliers are used (Usage of Suppliers): No Suppliers are used |
| Subgroups: |
G1: Waterfall Projects without Suppliers
15 People, 3 Basic Units
– Waterfall
– No Suppliers are used
G2: Agile Projects with Suppliers
17 People, 2 Basic Units
– Agile Methods
– Yes Suppliers are used
G3: Agile Projects without suppliers
11 People, 2 Basic Units
– Agile Methods
– No Suppliers are used |