How significance of stata pwcorr is calculated?

[Alex Mark]

When i run pwcorr, with the option sig, how stata test de significance of the correlation coeficient? How its calculated?

[Rich Goldstein]

go to the manual (e.g., type "help pwcorr") and then click on the link at the top of the help file; when you get to the manual go to the section on "methods and formulas"