| Sampling Factors: |
Location (Not Relevant: All development and maintenance work within CRGT ESG is performed in only one geographical location, the Washington DC area and therefore, does not drive differences in conditions under which work is performed.)
Customer (Not Relevant: All development and maintenance work within CRGT ESG is performed for one type of customer, the US Government including the United States Postal Service (USPS) and the Administrative Office of the United States Courts (AO Courts) customers)
Size: 3. Size (Small, Large): development and maintenance work within CRGT ESG is performed differently based on the “size” of the basic unit or support function. The size of work is categorized by the following: • Small size work consists of a project development team of nine or less management and staff. • Large size work consists of a project development team with ten or more management and staff.
Organizational Structure (Not Relevant: All development and maintenance work within CRGT ESG is not performed differently across the organization and therefore, does not drive differences in conditions under which work is performed.)
Type of Work: (Waterfall, Agile): development and maintenance work within CRGT ESG is performed differently based on the “type of work”. • Waterfall lifecycle (Waterfall) work consists of performing a traditional waterfall software development lifecycle method • Agile SCRUM (Agile) work utilizes a methodology with sprints released about every three to four weeks associated with a product back log. |
| Sampling Factor Values: |
Small (Size): Small size work consists of a project development team of nine or less management and staff.
Large (Size): Large size work consists of a project development team of ten or more management and staff.
Waterfall (Type of Work): Waterfall lifecycle work consists of performing a traditional waterfall software development lifecycle method including planning and analysis, requirements, design, development, testing, acceptance evaluation, deployment to production, and maintenance tasks.
Agile (Type of Work): Agile SCRUM work utilizes a methodology with sprints released about every three to four weeks associated with a product back log. |
| Subgroups: |
Small, Waterfall: Waterfall lifecycle work is performed by small size project teams of nine or less personnel to develop enhanced or major new applications with final products delivered to the United States Postal Service customer.
30 People, 8 Basic Units
– Small
– Waterfall
Large, Waterfall: Waterfall lifecycle work is performed by large size project teams of ten or greater personnel to develop enhanced or major new applications with final products delivered to the United States Postal Service customer.
109 People, 5 Basic Units
– Waterfall
– Large
Large, Agile: Agile SCRUM work is performed by a large size project team of ten or greater personnel with sprints released about every three to four weeks associated with a product back log with final products delivered to the AO Courts customer.
11 People, 1 Basic Units
– Large
– Agile |