Evolutionary:
Incremental:
Waterfall:
Spiral:
Agile:
Lifecycle model used split by
(a) position (management represents executives, architects, managers, and consultants; technical represents technical specialists, analysts, and designers) and (b) project duration
Prototyping type
Techniques used for requirements (a) elicitation and (b) modeling
Requirements (a) formality of modeling notation (b) inspection techniques
Proportion of agreement or disagreement with four statements regarding project success
split by (a) position and (b) project duration