d STB-3 sg3_5. Skewness and kurtosis test for normality. d STB insert by Patrick Royston, Royal Postgraduate Medical School, London. d Support: FAX (011)-44-81-740 3119 d After installation, see help ^sktestdc^. f sg3_5/sktestdc.ado f sg3_5/sktestdc.hlp