In order to perform a regression in GeoGebra
, use Spreadsheet
, where it’s easy to add or change the information used in the regression analysis.
GeoGebra
Instruction 1
Algebra View
, Graphics View
and Spreadsheet
under View
in Menu
. A
, enter the -coordinates of your data points. In column B
, input the -coordinates of your data points. A
and B
that you have entered coordinates into and click Two Variable Regression Analysis
in Toolbar
. Your model will be given as a function y =
to the right of the drop-down list after you have selected a regression model. The graph of the model will also be displayed along with your data points. You can copy the graph to Graphics View
by clicking Copy to Graphics View
at the top of the window. Once the graph is copied, the data points will appear in Algebra View
as well.
The picture below shows a graph that has been copied over to Graphics View
as described in Step 4 in Item 4 above.