| Sampling Factors: |
Location (Not Relevant: Since all of projects are in same city (ChongQing), location is not a relevant factor.)
Customer (Not Relevant: Since all of customers are 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 development projects in the same organization (Technology Development 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.)
Product Domain: Since there are two types of software product domain, Waterway Transportation Management and Railway Transportation Management, Product Domain is the relevant factor. |