Understanding Lognormal vs. Normal Distributions in Financial Analysis

Learn the key differences between lognormal and normal distributions and their role in analyzing stock prices and portfolio ...

Pascal's Triangle, Binomial Distribution, and Normal Distribution

This is a story about how Pascal's triangle, the binomial distribution, and the normal distribution are all connected.The Galton board and Pascal's triangleIn a famous device called a Galton board, ...
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Probability Distributions for Project Managers

If we plot the probability (density) function (PDF) on a graph with vertical axis as probability and horizontal axis as value of X, then that plot is called a "distribution." The PDF is aptly named ...