We have data and statistics thrown at us everywhere we go. And, if it is anything you do on a computer, it is likely that data has been analyzed in many ways.
It is tempting to just do things that make the numbers work. Write posts that generate more hits, make management decisions that improve your approval rating, and so on.
But, numbers lie. They might seem fool-proof and indisputable. But, the fact remains that they only show you the state of things at any given time. And, we all know that projections need to be taken with a healthy dollop of salt.
The solution is to learn to use numbers to inform your decisions, but not to let them decide everything for you.
Painting by numbers does make painting easy. But, it is also for amateurs.