Asking Questions
“It is common sense to take a method and try it: If it fails, admit it frankly and try another. But above all, try something.”
—Franklin Delano Roosevelt (1882–1945)
Purpose
Defining business requirements for data projects entails asking questions that unfold facets of the needs that are to be addressed. One of the challenges with some approaches to requirements definition is that they do not encourage analysts to ask directly about quality expectations. The previous chapter presented an example of applying business knowledge and common sense to define measurements related to a specific attribute, birth date. This chapter presents a set of questions that can help data consumers articulate their assumptions and expectations ...
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