Hi,    I have a quick question on SAS dates, just wondering which one to use. data check; y='22jun2015'd; z='16sep2015'd; weeks=(z-y)/7; weeksfn=intck('week',y,z); run; So Assuming we have this type of question According to the SAP the following should be used to categorize time in weeks  so for weeks we have 12.285714286 while weeksfn we have 12.   SAP says  The time intervals will be defined as: ‘0 – 12 weeks’ ’>12 – 26 weeks’ ‘> 26 weeks’ So will this be categorized under 0-12 as per the intck function  or it will be categorized as >12-26 weeks as per long division?     ... View more

Hi , am just curious, if SAS has some complicqted graphs with available free data, where one can try to replicate the graph. Any link on the same will be highly appreciated. ... View more