StatUtil/StatUtil.go
func InverseNormalDist( p float64, mean float64, stdv float64) float64{
	return mean + stdv*InverserNormalCDF(p)
}
func InverseNormalDist( p float64, mean float64, stdv float64) float64{
	return mean + stdv*InverserNormalCDF(p)
}
//Using Inverse Normal CDF function, mean and standard deviation to get the Inverse Norm Dist. 
//referenced from http://tibasicdev.wikidot.com/invnorm