Enter a value as you measure. Then press Consider it. The result and plot will be refreshed.
Statistics
No data yet
"Remove Prev." removes the last entered number. "Show SD lines" shows mean ± a·SD lines, where a can be set using "SD multiplier". Reset removes all the data.
Help
This app helps students record and visualize values obtained from repeated measurements. It calculates the running mean and standard deviation and allows you to see how they change as more measurements are added.
Measured value: Enter the measured value.
Consider it: Add the entered value to the data and update the graph and statistics.
Remove Prev.: Remove the most recently entered measurement.
Cumulative Mean: Show the cumulative mean as the measurements are added.
Cumulative SD: Show how the cumulative standard deviation changes with the number of measurements.
SD multiplier: Set the number of standard deviations for the SD lines around the mean.
Show SD lines: Show or hide the mean ± SD lines on the graph.
Reset: Clear all measurements and start again.
Theme button: Switch between Light Mode and Dark Mode.