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MaryA_Marion
Lapis Lazuli | Level 10

I have been asked to use proc autoreg to compute the durbin watson statistic for a logistic regression problem. How to do?

Thank you.  Mary

 

proc autoreg data=silica;
model y = exp(-(A B C)) / nlag=?;

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StatDave
SAS Super FREQ

There is no Durbin-Watson test for binomial data.  However, you could consider fitting a GEE model in PROC GENMOD and using TYPE=AR or MDEP(1) to examine the estimated correlation between adjacent observations.

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4 REPLIES 4
PGStats
Opal | Level 21

proc autoreg doesn't do logistic regression. What is the model that you wish to fit?

PG
PeterClemmensen
Tourmaline | Level 20

Use Proc GENMOD or Proc LOGISTIC instead 🙂

StatDave
SAS Super FREQ

There is no Durbin-Watson test for binomial data.  However, you could consider fitting a GEE model in PROC GENMOD and using TYPE=AR or MDEP(1) to examine the estimated correlation between adjacent observations.

MaryA_Marion
Lapis Lazuli | Level 10

thank you for your reply. will the autocorrelation between observations be the same as that between residuals?

 

mary

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