Maybe you think you BOOM your wife realy good, and she thinks it sucks.
…it is a term that is relative to who looks at it, and from what viewpoint.
One standard deviation represents 68.27% probablility, 2 standard deviations 95.45% and 3 standard deviations 99.73%
In economics mainly 2 standard deviations are used
In climate scam research mainly 3 standard deviations, to scare us all of possible outcomes that has just 0,23% chance of occuring, evan according to the faulty models.