Inverse Cumulative Distribution Function
- Thread starter DCoom4296
- Start date
From excel: NORM.S.INV(0.999)=3.09,. or you can look up the z-table and see what sits at 0.999 probability, that should be 3.09. It's the area under the standard normal distribution curve to the left of 3.09 is 0.999 or 99.9%.
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