Hi,

I just have a doubt. What is "u" in the given link and is ther eany way to calculate u which is based on X(meu x, sigma x) and Y(meu y, sigma y)

Normal Difference Distribution -- from Wolfram MathWorld

thanks

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- Mar 3rd 2011, 10:51 AMasd1231some clarification in normal distribution
Hi,

I just have a doubt. What is "u" in the given link and is ther eany way to calculate u which is based on X(meu x, sigma x) and Y(meu y, sigma y)

Normal Difference Distribution -- from Wolfram MathWorld

thanks - Mar 3rd 2011, 12:32 PMpickslides
For U= X-Y, then U is $\displaystyle \displaystyle N(\mu_X-\mu_Y,\sigma_X^2+\sigma_Y^2)$