| Sampling Factors: |
Location (Not Relevant: Since all of projects are in same city (Shanghai), location is not a relevant factor.)
Customer (Not Relevant: Since all of projects are for Commercial. Customer is not a relevant factor.)
Size (Not Relevant: Since all of projects are similar size of work efforts, size is not a relevant factor.)
Organizational Structure (Not Relevant: Since all of projects are under the same department (R&D Department). Organizational Structure is not a relevant factor.)
Type of Work (Not Relevant: Since type of work of all projects is software development, Type of Work is not a relevant factor.)
OS Type: Since there are two different Operating Systems for software products, CentOS and Microsoft Windows, OS Type is the relevant factor. |