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

What Is the Normal Distribution? The normal distribution formula is based on two simple parameters— mean and standard deviation —that quantify the characteristics of a given dataset.

This paper is a sequel to two previous papers on the subject of the Folded Normal Distribution appearing in Technometrics, 3, pp. 543-550 and 551-562, (1961). In these earlier papers methods for ...