showing correlation on scatter

I want to show the R-squared value on the scatterplot. I am using corrcoef function to get the correlation value. I wonder how I can show the correlation or R-squared value on the scatterplot? I appereciate your help.

R=corrcoef(X,Y) R_squared=R(2)^2 scatter(X,Y)

Answer 1

[Arnaud Miege]

Use the text function:

text(x_text, y_text, ['R^2 = ' num2str(R_squared)])

where x_text and y_text are coordinates of where you want to place the text.

HTH,

Arnaud

[Hassan]

thanks Arnaud, it's working.