| Sampling Factors: |
Location (Not Relevant: All the process improvement practices is located in one city)
Customer: two different type of customers
Size: small size and midium size basic unit
Organizational Structure (Not Relevant: unimportant role in the organization)
Type of Work (Not Relevant: accounted for by customer) |
| Sampling Factor Values: |
Custome (Customer): Custom build product
Commercial (Customer): Commercial customers
fewer than 10 people (Size): Small project
Midium (Size): larger than 10 people and less than 20 |
| Subgroups: |
SG2: Changsha; Midium size; Custom Development
25 People, 4 Basic Units
– Midium
– Custome
SG1: Changsha; Medium size; Product Development
14 People, 3 Basic Units
– Midium
– Commercial
SG3: Changsha; Small size; Product Development
41 People, 7 Basic Units
– fewer than 10 people
– Custome |