topic Re: Warning from Proc transreg in Statistical Procedures https://communities.sas.com/t5/Statistical-Procedures/Warning-from-Proc-transreg/m-p/218744#M11848 <HTML><HEAD></HEAD><BODY><P>You have extremely large (or small) values that when transformed are driving the estimation of lambda.&nbsp; On back-transforming, you may get an exponential overflow.</P><P></P><P>Steve Denham</P></BODY></HTML> Thu, 28 May 2015 16:58:31 GMT SteveDenham 2015-05-28T16:58:31Z Warning from Proc transreg https://communities.sas.com/t5/Statistical-Procedures/Warning-from-Proc-transreg/m-p/218743#M11847 <HTML><HEAD></HEAD><BODY><P><SPAN style="font-family: 'times new roman', times; font-size: 12pt;">Dear all,</SPAN></P><P></P><P><SPAN style="font-family: 'times new roman', times; font-size: 12pt;">How are you? </SPAN></P><P><SPAN style="font-family: 'times new roman', times; font-size: 12pt;"><BR />Can I please ask if the "recommended" power transformation for the response from proc transreg boxcox will be affected given this warning?</SPAN><BR /><BR /></P><UL><LI>WARNING: The BOXCOX LAMBDA= list contains extreme values.&nbsp; Large values may cause overflows.</LI></UL><P></P><P><SPAN style="font-size: 12pt; font-family: 'times new roman', times;">Please enlighten me on how it can be addressed.</SPAN></P><P><SPAN style="font-size: 12pt; font-family: 'times new roman', times;"><BR /></SPAN></P><P><SPAN style="font-size: 13.3333330154419px;"><SPAN style="font-size: 12pt; font-family: 'times new roman', times;">Thank you very much.</SPAN><BR /></SPAN></P></BODY></HTML> Tue, 26 May 2015 07:19:14 GMT https://communities.sas.com/t5/Statistical-Procedures/Warning-from-Proc-transreg/m-p/218743#M11847 Miracle 2015-05-26T07:19:14Z Re: Warning from Proc transreg https://communities.sas.com/t5/Statistical-Procedures/Warning-from-Proc-transreg/m-p/218744#M11848 <HTML><HEAD></HEAD><BODY><P>You have extremely large (or small) values that when transformed are driving the estimation of lambda.&nbsp; On back-transforming, you may get an exponential overflow.</P><P></P><P>Steve Denham</P></BODY></HTML> Thu, 28 May 2015 16:58:31 GMT https://communities.sas.com/t5/Statistical-Procedures/Warning-from-Proc-transreg/m-p/218744#M11848 SteveDenham 2015-05-28T16:58:31Z