Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Standart normal distribution

  1. Apr 11, 2010 #1
    Hello,
    Where does the standart normal distribution function

    [tex]\Phi (x)=\frac{e^{-\frac{x^2}{2}}}{\sqrt{2\pi }}[/tex]

    come from?I wonder it.Please explain to me.Thanks for your helps.
     
  2. jcsd
  3. Apr 11, 2010 #2

    mathman

    User Avatar
    Science Advisor

    It comes from the central limit theorem, one of the most important theorems in probability theory. Look it up on google.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook