To apply data analysis,
select
Options
Show
Correlation or click
Correlation from
the visualization toolbar.
The degree of correlation
is indicated by a text label in the legend below the heat map. To
see additional information about the correlation results, click

.
By default, a regression
fit is applied to your plot when you enable correlation analysis.
The regression fit appears as a red line. To see additional information
about the regression results, click

in the legend.