Python lognormal probability density function pdf

Returns the probability density function of the exponential distribution with mean parameter lambda, evaluated at the values in X. Gampdf, Computes the gamma Continuous Distributions Main Concept Random Variables and Probability Probability density function (PDF): The value of the PDF at any point xlognpdf(X,mu,sigma) returns values at X of the lognormal probability density function with distribution parameters mu and sigma. f(x|mu ,sigma )=rac 1{x