I don't even know if this matters that much within a corporate environment. Those dealing with the numbers are most of the time aware of the fact that these num

I don't even know if this matters that much within a corporate environment. Those dealing with the numbers are most of the time aware of the fact that these numbers have already inherent flaws and do only approx. the reality out there. As long as the results sound somewhat plausible chances are dim that anyone is going to ask questions. At the same time those requesting the numbers are happy "to have the facts on their side".