- Sampling Summary：
（抽样汇总） -
Sampling Factors: Location (Not Relevant: The OU is on a single site.) Customer (Not Relevant: Customer interactions are conducted in the same way depending on the products.)
Size (Not Relevant: The size of projects is not major factor because it depends on its target product.)
Organizational Structure (Not Relevant: Differences in organizational structure are depending on the target product.)
Type of Work (Not Relevant: Details of the process of the development, organization, and size of projects are dependent on the target product.)
Target product: The size and the difference among processes of projects depend on its target product.
Sampling Factor Values: Onboard Train Information Systems (Target product): Software to monitor and control information of electric trains. Wayside Train Systems (Target product): The software of train base systems in connection with the maintenance, inspection and condition monitoring of the vehicle.
Subgroups: OT: This subgroup is to design, implement and test the software to control Onboard Train Information Systems of an electric train. The processes for design, implementation and test of the software are described in the sub-group rules.
36 People, 3 Basic Units
– Onboard Train Information SystemsWT: This subgroup performs to design, implement and test the Wayside Train Systems. The rule of Software design, implementation and testing is explained in the common procedure of the subgroup.
33 People, 3 Basic Units
– Wayside Train Systems