To simplify comparison with the normal distribution, excess kurtosis is calculated as Pearson's kurtosis minus 3. Some authors and software packages use kurtosis to refer specifically to excess kurtosis, …

Jun 27, 2022 · The kurtosis of a sample is an estimate of the kurtosis of the population. It might seem natural to calculate a sample’s kurtosis as the fourth moment of the sample divided by its standard …

Oct 21, 2025 · To calculate kurtosis in statistics, you can follow these steps: Compute the Mean (μ): Calculate the arithmetic mean of the dataset. Compute the Variance (σ2): Calculate the variance of …

Jun 6, 2025 · We can now calculate kurtosis using a formula found in many statistics textbooks that assumes a perfectly normal distribution with a kurtosis of zero: k = m 4 m 2 2

Jul 24, 2023 · Guide to Kurtosis Formula. Here we discuss to calculate Kurtosis with examples. We also provide a downloadable excel template.

In statistics, kurtosis refers to the “tail heaviness” of a distribution. We'll walk you through with illustrations, formulas and a calculation example.

This page explains the formula for kurtosis, excess kurtosis, sample kurtosis, and sample excess kurtosis. You can easily calculate all in Excel using the Descriptive Statistics Calculator.