Mathlean · Online math workspace
Skewness calculator
Evaluate the standardized third central moment of data.
How to use this calculator
Replace the symmetric example list; its skewness is zero.
Tap the math below to edit it and see the result. Once a result is ready, press Tab on a hardware keyboard to accept it. Outside a matrix, Return completes the line; the phone math keyboard has the same Return action.
Try it here
Interactive tools require JavaScript. You can read the guide and example without it.
What to know
This moment convention is not every bias-corrected sample estimator. Constant datasets have zero variance.
Mathlean combines visual mathematical input with computation and canvas tools. Results depend on the expression and available engine support; check important answers independently.