You may be familiar with Gartner's hype cycle, which illustrates the ups and downs of a new technology as it progressesvalong its journey from inception to maturity, or ...

Articulating precisely the question you are asking of the data gives clarity and focus to your data analysis. A complication is that often a data analysis flows through different stages in a non-linear way: you have some preliminary assumptions, you explore the data, you revise the assumptions, then notice a ...