- Sampling Summary：
（抽样汇总） -
Sampling Factors: Location (Not Relevant: All projects are developed in Nanjing at this company.) Customer (Not Relevant: There is no difference based on customer type.)
Size (Not Relevant: All projects are between 1 and 3 man-months and have 1.5 -3 FTE. The size difference is minimal and does not affect the way the projects implement the processes.)
Organizational Structure (Not Relevant: All the basic units fit within the same organizational department, R & D Department. There is no other org structure in the OU for developing products.)
Type of Work: Maintenance projects are mainly based on the style of the original products, adding prototype pictures to obtain customers’ needs. Early life cycle mods.
New Development will show prototypeSampling Factor Values: New Development (Type of Work): new development project do not need to fix the bugs of original system or refactor the code, they can directly develop new functions. In addition, in the process of requirement acquisition, new development projects will show customers other similar systems to explore customers’ needs. Maintenance (Type of Work): The developers of maintenance project will first solve the bugs and optimize the original system, refactor the code, and then start the development of new functions. Maintenance projects are mainly based on the style of the original products, adding prototype pictures to obtain customers’ needs.
Subgroups: New Development: To develop a new type of system
5 People, 1 Basic Units
– New DevelopmentMaintenance: To maintain and improve an old version
5 People, 2 Basic Units
– Maintenance