Trendlines for X-axis and Y-axis data items in bubble and scatter visualizations
You can apply a trendline to the X- and Y-axis data items in bubble and scatter visualizations.
Apply trendlines to X- and Y-axis data items to illustrate trends in those specific items, typically when charting predictions.
After creating the trendline, double-click the Render variable property and specify the variable for the data item on which to apply the trendline.
![](chart_trendline_render_variable.jpg)
Tip: To
find the variable for the data item, click the data item in the chart, then double-click the
Expression property.![](chart_trendline_find_expression.jpg)
![](chart_trendline_find_expression.jpg)
For more information on trendlines, see Display trendlines in charts.