Mathlean · Online math workspace
Mean calculator
Find the arithmetic average of a finite data list.
How to use this calculator
Replace the comma-separated observations inside the brackets. The mean of 2, 4, 6 and 8 is 5.
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 is an unweighted arithmetic mean. Missing values and weights must not be silently treated as zero.
Mathlean combines visual mathematical input with computation and canvas tools. Results depend on the expression and available engine support; check important answers independently.