SAS

SPEC to test for heteroscedasticity
mkekrou(a)YAHOO.CO.UK wrote: Hi, I use the spec option to test for heteroscedasticity and I get a warning message on the log that the average covariance matrix for the SPEC test has been deemed singular which violates an assumption of the test and that the results should be interpreted with caution. ... 6 Nov 2006 01:23

Gibbs sampling
Dear Sas-lers, It's been a long time I visited the group. I need your help again. Does anyone have any code which would implement Gibbs sampling routine in SAS? I would really appreciate if anybody could share. TIA, Ramesh Makkena ... 28 Oct 2006 13:47

SPEC to test for heteroscedasticity
Hi, I use the spec option to test for heteroscedasticity and I get a warning message on the log that the average covariance matrix for the SPEC test has been deemed singular which violates an assumption of the test and that the results should be interpreted with caution. Is there any other option to test for h... 26 Oct 2006 14:12

Sorting Problem -
I have sorting issue problem, tried different approach but no luck. Here is the error msg: 103 PROC SORT DATA =FOO; BY ID YARN; RUN; NOTE: 3899 cylinders dynamically allocated on SYSDA for each of 3 sort work data ERROR: Sort did not complete successfully. See messages on the Job Cons... 25 Oct 2006 17:07

Vuong Test
I use OLS to estimate two models of the following form y=a+bx+bo+bp+bn+? y=a+bw+bo+bp+bn+? I want to use Vuong's test to identify whether the difference in the R- squared between the two models is statistically significant and in short to identify which model is superior. Sample size: 4,000 firm-year observat... 24 Oct 2006 21:11

Macro + Surveyselect
Here's what I'm trying to do: %macro amostra(banco,quantidade,tamanho); proc surveyselect data=3D&banco out=3Damostra rep=3D&quantidade = sampsize=3D&tamanho noprint; run; proc print data=3Damostra; run; %mend amostra; %macro teste(banco,k); %nobscat(&banco); proc iml; /* #observa... 17 Oct 2006 23:31

Importing data from MS SQL server to SAS 9.1
Hi All, I would like to import Ms SQL server data table into SAS. Can anybody help me out by providing steps to follow and sample code for importing sql server data table into SAS. Also, Plz explain me different ways of creating connections and using this connecitons for importing data into SAS. We have SAS... 6 Oct 2006 14:31

Weighted Average
aknas_a(a)YAHOO.COM wrote: Here is excel formula to produce this result : =SUMPRODUCT(A2:B2,C2:D2)/SUM(C2:D2) A B C D weighted average 14% 0% 72 368 2% 54% 0% 72 368 9% 4% 2% 72 368 2% 1% 0% 72 368 0% 26% 0% 72 368 4% 0% 1% 72 368 1% 3% 1% 72 368 1% Would like to get SAS code to pro... 7 Oct 2006 17:08

RE : Re: copulas and SAS
Thanks Rogerio, Do you have any examples with S+? Regards Adel rdporto1 <rdporto1(a)terra.com.br> a ?crit : Adel, if what you want is a PROC like S+ copula functions, I don't think SAS has it yet. SAS uses a Normal copula in PROC MODEL but it doesn't do any goodness of fit test or similar. It seems... 26 Sep 2006 19:07

Unzip a file
k_nallapeta(a)hotmail.com wrote: Further to my previous mail, this is the error in the log when I am trying to read a 3 GB data file: ---------------------------------------------------------------------------------------------------------------------------------- 588 filename rawfile saszipam 'D:\Kiran\AA... 3 Oct 2006 09:59