Discover what a log-normal distribution is, its financial applications, and how to calculate it, including using Excel for ...

A Log-Normal distribution function is the normal distribution for the logarithm of the variable. In linear scale it is a highly skewed distribution with a long tail in the high productivity side.

Normal Distribution The normal distribution (also known as the Gaussian distribution) is arguably the most important distribution in Statistics. It is often used to represent continuous random ...

A t-distribution is a type of probability function that is used for estimating population parameters for small sample sizes or unknown variances.

Early occurrence of certain events such as failure or repairs is a common phenomenon in the lifetime of industrial products. Often, the log normal distribution has been found as a useful model to be ...