07-08-2014 03:46 AM
I would like to perform a backward selection with a proc surveyreg. Here is the code I have so far but I have no idea of how to peform a backward selection as for a classic proc reg procedure.
Proc surveyreg data=deter.basethree ;
Class Capigroup nationalityn;
model herding = qmoy_trans volmoy_trans qtot_jour nbtrans_jour Capigroup nationalityn cluster large_buy market_buy small_buy withinbuy buyatbid buybelowbid large_sell market_sell small_sell withinsell sellatask sellaboveask/ solution;
Could you please help me with it ?