Foldnormcdf
Description
Computes the lower tail probability for the Folded Normal distribution.
/math-d7c55fa28358c6f3d327e749664ebc46.png "\begin{matrix}P(x) = \Phi \left( \frac{x + \mu}{\sigma} \right) - \Phi \left( \frac{\mu - x}{\sigma} \right)\end{matrix}")
where Φ is the CDF function for the standard normal distribution
Syntax
double prob = foldnormcdf(x,mu,sigma)
Parameters
x
- Input, the value of the folded standard Normal variate
![\left[ -\infty ,+\infty \right]](/labtalk/ja/images/Foldnormcdf_(function)/math-01d6799b097d1abbea69dfe3c133456d.png "\left[ -\infty ,+\infty \right]")
mu
- Input, mean of the associated folded normal distribution .
sigma
- Input, standard deviation of the associated folded normal distribution.
prob
- Output, the returned probability.