BoxPlot or Box-and-Whisker Plot - GeoGebra Glossary

Definition: A box-and-whisker plot is a diagram of a single column of data by quartiles.

GeoGebra Formulas for Quartiles

When N=odd: Q1=(n+1)/4 and Q3=(3n+3)/4

When N=even: Q1=(n+2)/4 and Q3=(3n+2)/4

Moore and McCabe (2002) For more on this see: GeoGebra Forum - Quartiles

Command: BoxPlot[ <yOffset>, <yScale>, <List of Raw Data> ] and

Command: BoxPlot[ <yOffset>, <yScale>, <Start Value>, <Q1>, <Median>, <Q3>, <End Value> ]

Screencast: How to make a BoxPlot with GeoGebra

Interactivity 1: BoxPlot with GeoGebra Directions for interactivity

1. Change data in spreadsheet with your own data.
2. Right-click on both variable M and variable yOff and change the array A1:A15 to match your array data.
3. Zoom and move the graphics view until the box-and-whisker plot is as you want.
(see BoxPlot Screencast 1 above)