how to find r^2 of a graph that has two y-axis.

I have a time series of two y-axis variables and I would like to show r^2 on the figure.

Answer 1

[Sam Silverman]

Hi Juan,

Below are links that you may find useful in calculating/displaying r^2 for the two time series in your graph.

yyaxis: https://www.mathworks.com/help/matlab/ref/yyaxis.html?searchHighlight=yyaxis&s_tid=doc_srchtitle

Linear Regression: https://www.mathworks.com/help/matlab/data_analysis/linear-regression.html

Displaying Correlation: https://www.mathworks.com/matlabcentral/answers/5799-showing-correlation-on-scatter