https://cran.r-universe.dev/wstatshttps://cran.r-universe.dev/api/packages/wstatshttps://cran.r-universe.dev/wstats/wstats.pdfhttps://cran.r-universe.dev/wstats/doc/manual.htmlhttps://cran.r-universe.dev/wstats/NEWShttps://cran.r-universe.dev/wstats/NEWS.txthttps://cran.r-universe.dev/wstats/citationhttps://cran.r-universe.dev/wstats/citation.txthttps://cran.r-universe.dev/wstats/citation.cff