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386 Data&Statistics Application
2. Drag to rotate and change the slope of the line.
The function m1(x) is updated for the changes in the position of the
movable line.
Changing the Intercept
1. Click in the middle of the movable line.
The pointer changes to ö.
2. Drag to change the intercept.
The number at the end of the equation changes to show the change in the
intercept.
Note: The movable line is stored as a function that can be used for
prediction in the Calculator application.