![]() Your report should now have both your data (in red) and your trendline forced through the origin (in blue) on the same graph.Click back onto the Report tab and drag your newly created trendline from the Data Portal onto your graph. Now you need to add your trendline to the graph.Check as many polynomial function boxes as you want, up to ten may be selected.Uncheck the Constant box to force your trendline through the origin.Now you need to force your trendline through the origin.Select the data you graphed earlier in the Channels to be approximated section. You should see a preview of the trendline set against your data, but the trendline may not be intersecting the origin. ![]()
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