Product managers have been called ‘the CEO of the product’ by Ben Horowitz. While you may agree or disagree with that statement, product managers, like CEOs, make decisions that have a long term impact. Even after you moved to another job years ago, the decisions you made back then are likely to still affect the product and its users today.

With that daunting thought in mind, no wonder product managers like to use whatever data they can get their hands on to substantiate their decisions!