Statistics & Probability
Excess Kurtosis
Tailedness relative to normal (population).
Formula
Formula
g2 = (1n) Σ (xi−μσ)4 − 3
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| μ | mean | computed result | — | result |
| σ | std deviation | computed result | — | result |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givendata = 2, 3, 3, 4, 9
Result-0.05675493338
Example 2
Givendata = 1, 2, 3, 4, 5
Result-1.3