SAS
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Vintage analysis I have a situation where I need some assistance. I have two datasets: one for current month performance and another one for the account level detail for a sample of accounts. After merging the two datasets, I created a new variable for months after the account has been booked (Vintage Month). Now I want to calc... 9 Apr 2010 17:51
How to transform datetime19. to yymm7. Hi all, I am very sorry to bother you again. I encounter a problem recently. I just tried what I know, but still can not figure it out. I have a variable called date in my date set with format datetime19. like "17NOV2008:00:00:00". Now I only want month and year format yymm. like"2008M11". I use the followi... 10 Apr 2010 01:34
A link to a collection of tutorials and videos on R. A link to a collection of tutorials and videos on R. Tutorials: http://www.dataminingtools.net/browsetutorials.php?tag=rdmt Videos: http://www.dataminingtools.net/videos.php?id=8 ... 12 Apr 2010 21:27
question about removing duplicates Hello All, I have a input data set containing Loan_Id 10 20 30 30 30 40 I want to create three datasets from the above dataset. Data1: removing all repeated loan numbers 10 20 40 Data2: First two occurences of duplicates 30 30 Data3: Last occurence of duplicate 30 Please help me out. Tha... 10 Apr 2010 01:34
proc freq and proc means gives different percentage? Hi~ I try to calculate school percentage of minority kids. I have a dummy variable minority. I use this two: proc freq; by schoolid; tables minority; run; (dataset is sorted) proc means; class schoolid; var minority; run; Then I checked school #101, the first program gives me a percentage of ... 9 Apr 2010 14:30
20 digit numeric value to be imported from an sql server Hello Everyone, I have a particular problem which i am not able to find any solution anywhere. I have a sql database where the individual id is a 20 digit long number. When i download it to SAS the last four digits of the number change arbitrarily to anything, because of which i am not able to merge with anot... 9 Apr 2010 12:15
calculating correlation Hello people, I am new to this forum and i have a question regarding how to calculate correlation in SAS. In my sample, I have 4 variables, PERMNO, DATE, VOLUME, RETURN. PERMNO is a firm identifier. I have 100 firms with their time series return and volumes data. My question is the following. On each day and for... 8 Apr 2010 23:03
Dataset Comparison Using Proc Compare Hi All: I have two adverse events data sets Ae_old and Ae_New .. I am looking to compare Aeterm (Term entered in the CRF) to see if there were any additions/deletions or changes in the AEterm in Ae_new from Ae_old dataset and create a flag in the Ae_new to know which data point was added (flag = 1) ,which da... 11 Apr 2010 15:41
Time-Dependent Variables in Multivariable Analysis Hi all, I have a real stumper. Any advice would be greatly appreciated! I'm doing a multivariable analysis using proportional hazards regression and have a co-variate I'm not sure how to include in the model. Anti-Arrhythmic (AA) Medication use after discharge (DC): It is a variable that does not apply before d... 9 Apr 2010 11:08
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