Probability Distributions in Excel

This step-by-step tutorial explains how to plot the following Chi-Square distribution in Excel: Step 1: Define the X Values First, let’s define…

A normal distribution is the most commonly used distribution in all of statistics. To calculate probabilities related to the normal distribution in…

The multinomial distribution describes the probability of obtaining a specific number of counts for k different outcomes, when each outcome has a…

The hypergeometric distribution describes the probability of choosing k objects with a certain feature in n draws without replacement, from a finite population of size N that…

The geometric distribution describes the probability of experiencing a certain amount of failures before experiencing the first success in a series of Bernoulli trials.…

The exponential distribution is a probability distribution that is used to model the time we must wait until a certain event occurs.…

To generate a normal distribution in Excel, you can use the following formula: =NORMINV(RAND(), MEAN, STANDARD_DEVIATION) You can then copy this formula…

In statistics, a modified z-score is calculated as: Modified z-score = 0.6745(xi – x̃) / MAD where: xi: A single data value…

The triangular distribution is a continuous probability distribution with a probability density function shaped like a triangle. It is defined by three…

The NormalCDF function on a TI-83 or TI-84 calculator can be used to find the probability that a normally distributed random variable…