5 ms·
> The portion 15% seems to crop up suspiciously in optimization contexts That's approximately the vale of the area under one tail of a normal distribution, fro
by jacques_chester 7y ago
> The portion 15% seems to crop up suspiciously in optimization contexts
That's approximately the vale of the area under one tail of a normal distribution, from one standard deviation above the mean to infinity.
I'm not statistically mature enough to say whether it's just coincidence. For one thing, oodles of natural phenomena in no way follow the normal distribution.