A New Approximation to the Cumulative Normal Distribution and its Inverse

Approximations to the Distribution of Weighted Log-Normal Variates

Approximating the Characteristic Function of the Student's t Distribution

Estimation of the Lognormal Distribution Function

An Approximation for the First Inverse Moment of the Positive Binomial and Poisson Variables

Limit Theorems for Lower-Upper Extreme Values from Two-Dimensional Distribution Function

ADDITIONAL EXTREME DISTRIBUTION FOR MODELING EXTREME VALUE DATA

Choosing between Normal and Poison Approximations to the Cumulative Binomial Probabilities: A new method

Testing Inverse Gaussian Versus Log Normal

Prediction Bounds in Weibull Distribution: An Alternative Approach