| Sampling Factors: |
Location (Not Relevant: Since all of projects are in same city (Beijing), 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 projects are under the same center (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.)
Product Area: Since there are two different types of product, for behavior analysis and intelligent recommendation, Product Area is the relevant factor. |