Normal distribution & -scores - youtube, This video shows how to calculate "inside areas" and "areas in the extreme" in a normal distribution using z-scores. this video can also be found on my. Normal distribution - stattrek., Normal distribution: family of probability distributions defined by normal equation. how to find probability of normal random variable. problems with solutions.. Statistics - 2 - normal distribution - 4 - reading , This discussion demonstrates the methodology for reading the z-score tables for positive z to find area under a curve..