If we think of the maturity model as the different levels of BI in a company, or the destinations of where we want to arrive, then the BI life cycle is how you get there.
I split this into the 4 steps shown below.
While each BI project could be considered “Done” when the reporting is delivered and implemented, more often than not, there are additional questions and value to be derived from data.
Gartner came up with this Business Intelligence Maturity Model.
I’ll call out some common steps I’ve seen in my experience.