PASCO SPARKvue ver.2.0 - Manual (Page 86)

Applying a curve fit
Complete these steps to apply a linear, quadratic, power, inverse, inverse square, or
sine fit to a data run:
1. Optional: select a different data run.
In the display legend, a red outline surrounds the run that is selected for operation.
Complete these steps to change which run is selected:
i. Click the legend.
The legend enlarges.
ii. In the legend, click the symbol (but not the check box) of the run that you
want to select.
The red outline moves to the selected run.
Sample Legend
Note : When you apply statistics, such as mean or standard deviation, they
are applied to the selected run.
2. Click the Graph Tools button to open the tool palette.
3. Click the Curve Fit button to open the Curve Fit screen.
4. Click one curve fit to select it.
5. Click OK.
Document Number: 012-11074D 74
SPARKvue
®
7 Data analysis
Analyzing data in a graph