Turn a list of numbers into a stem-and-leaf plot, drawn on canvas and as text, with count, range and median.
Plot summary
How to use this tool
Type whole numbers separated by commas.
Each row is one stem with its leaves.
Count, range and median sit above the plot.
The same plot is drawn on canvas for saving or printing.
Formula & worked example
12, 15, 17, 23, 25, 31 plots as 1 | 2 5 7, 2 | 3 5, 3 | 1.
Limitations — read this before you rely on it
Whole numbers only. Very large data sets make long leaf rows; for hundreds of values a histogram summarises better.
Frequently asked questions
The stem is the tens digit and each leaf is a ones digit: 2 | 3 5 means 23 and 25.
Unlike a histogram, it shows the shape of the data without hiding any individual value.
They get stem 0: 5 appears as 0 | 5.
Yes, leaves within each stem are sorted smallest to largest.
This generator takes whole numbers; round or scale decimals first (for example, multiply by 10).