**********************************************************************; * choix 1 logit multinomial ; * Pierre Desmet 2011; **********************************************************************; data in ; input traitement marque_1-marque_5 prix choix count @@; * traitement : traitement de prix de 3.99 à 5.99; * marque_i : constante de marque ; * prix de chaque marque ; * count : freq du choix ; marque= marque_1+ marque_2*2+ + marque_3*3+ marque_4*4+ marque_5*5 ; cards ; 1 1 0 0 0 0 3.99 1 12 1 0 1 0 0 0 3.99 0 12 1 0 0 1 0 0 3.99 0 12 1 0 0 0 1 0 3.99 0 12 1 0 0 0 0 1 4.99 0 12 1 1 0 0 0 0 3.99 0 19 1 0 1 0 0 0 3.99 1 19 1 0 0 1 0 0 3.99 0 19 1 0 0 0 1 0 3.99 0 19 1 0 0 0 0 1 4.99 0 19 1 1 0 0 0 0 3.99 0 22 1 0 1 0 0 0 3.99 0 22 1 0 0 1 0 0 3.99 1 22 1 0 0 0 1 0 3.99 0 22 1 0 0 0 0 1 4.99 0 22 1 1 0 0 0 0 3.99 0 33 1 0 1 0 0 0 3.99 0 33 1 0 0 1 0 0 3.99 0 33 1 0 0 0 1 0 3.99 1 33 1 0 0 0 0 1 4.99 0 33 1 1 0 0 0 0 3.99 0 14 1 0 1 0 0 0 3.99 0 14 1 0 0 1 0 0 3.99 0 14 1 0 0 0 1 0 3.99 0 14 1 0 0 0 0 1 4.99 1 14 2 1 0 0 0 0 3.99 1 34 2 0 1 0 0 0 3.99 0 34 2 0 0 1 0 0 5.99 0 34 2 0 0 0 1 0 5.99 0 34 2 0 0 0 0 1 4.99 0 34 2 1 0 0 0 0 3.99 0 26 2 0 1 0 0 0 3.99 1 26 2 0 0 1 0 0 5.99 0 26 2 0 0 0 1 0 5.99 0 26 2 0 0 0 0 1 4.99 0 26 2 1 0 0 0 0 3.99 0 8 2 0 1 0 0 0 3.99 0 8 2 0 0 1 0 0 5.99 1 8 2 0 0 0 1 0 5.99 0 8 2 0 0 0 0 1 4.99 0 8 2 1 0 0 0 0 3.99 0 27 2 0 1 0 0 0 3.99 0 27 2 0 0 1 0 0 5.99 0 27 2 0 0 0 1 0 5.99 1 27 2 0 0 0 0 1 4.99 0 27 2 1 0 0 0 0 3.99 0 5 2 0 1 0 0 0 3.99 0 5 2 0 0 1 0 0 5.99 0 5 2 0 0 0 1 0 5.99 0 5 2 0 0 0 0 1 4.99 1 5 3 1 0 0 0 0 3.99 1 13 3 0 1 0 0 0 5.99 0 13 3 0 0 1 0 0 3.99 0 13 3 0 0 0 1 0 5.99 0 13 3 0 0 0 0 1 4.99 0 13 3 1 0 0 0 0 3.99 0 37 3 0 1 0 0 0 5.99 1 37 3 0 0 1 0 0 3.99 0 37 3 0 0 0 1 0 5.99 0 37 3 0 0 0 0 1 4.99 0 37 3 1 0 0 0 0 3.99 0 15 3 0 1 0 0 0 5.99 0 15 3 0 0 1 0 0 3.99 1 15 3 0 0 0 1 0 5.99 0 15 3 0 0 0 0 1 4.99 0 15 3 1 0 0 0 0 3.99 0 27 3 0 1 0 0 0 5.99 0 27 3 0 0 1 0 0 3.99 0 27 3 0 0 0 1 0 5.99 1 27 3 0 0 0 0 1 4.99 0 27 3 1 0 0 0 0 3.99 0 8 3 0 1 0 0 0 5.99 0 8 3 0 0 1 0 0 3.99 0 8 3 0 0 0 1 0 5.99 0 8 3 0 0 0 0 1 4.99 1 8 4 1 0 0 0 0 3.99 1 49 4 0 1 0 0 0 5.99 0 49 4 0 0 1 0 0 5.99 0 49 4 0 0 0 1 0 3.99 0 49 4 0 0 0 0 1 4.99 0 49 4 1 0 0 0 0 3.99 0 1 4 0 1 0 0 0 5.99 1 1 4 0 0 1 0 0 5.99 0 1 4 0 0 0 1 0 3.99 0 1 4 0 0 0 0 1 4.99 0 1 4 1 0 0 0 0 3.99 0 9 4 0 1 0 0 0 5.99 0 9 4 0 0 1 0 0 5.99 1 9 4 0 0 0 1 0 3.99 0 9 4 0 0 0 0 1 4.99 0 9 4 1 0 0 0 0 3.99 0 37 4 0 1 0 0 0 5.99 0 37 4 0 0 1 0 0 5.99 0 37 4 0 0 0 1 0 3.99 1 37 4 0 0 0 0 1 4.99 0 37 4 1 0 0 0 0 3.99 0 4 4 0 1 0 0 0 5.99 0 4 4 0 0 1 0 0 5.99 0 4 4 0 0 0 1 0 3.99 0 4 4 0 0 0 0 1 4.99 1 4 5 1 0 0 0 0 5.99 1 31 5 0 1 0 0 0 3.99 0 31 5 0 0 1 0 0 3.99 0 31 5 0 0 0 1 0 5.99 0 31 5 0 0 0 0 1 4.99 0 31 5 1 0 0 0 0 5.99 0 12 5 0 1 0 0 0 3.99 1 12 5 0 0 1 0 0 3.99 0 12 5 0 0 0 1 0 5.99 0 12 5 0 0 0 0 1 4.99 0 12 5 1 0 0 0 0 5.99 0 6 5 0 1 0 0 0 3.99 0 6 5 0 0 1 0 0 3.99 1 6 5 0 0 0 1 0 5.99 0 6 5 0 0 0 0 1 4.99 0 6 5 1 0 0 0 0 5.99 0 18 5 0 1 0 0 0 3.99 0 18 5 0 0 1 0 0 3.99 0 18 5 0 0 0 1 0 5.99 1 18 5 0 0 0 0 1 4.99 0 18 5 1 0 0 0 0 5.99 0 33 5 0 1 0 0 0 3.99 0 33 5 0 0 1 0 0 3.99 0 33 5 0 0 0 1 0 5.99 0 33 5 0 0 0 0 1 4.99 1 33 6 1 0 0 0 0 5.99 1 4 6 0 1 0 0 0 3.99 0 4 6 0 0 1 0 0 5.99 0 4 6 0 0 0 1 0 3.99 0 4 6 0 0 0 0 1 4.99 0 4 6 1 0 0 0 0 5.99 0 29 6 0 1 0 0 0 3.99 1 29 6 0 0 1 0 0 5.99 0 29 6 0 0 0 1 0 3.99 0 29 6 0 0 0 0 1 4.99 0 29 6 1 0 0 0 0 5.99 0 16 6 0 1 0 0 0 3.99 0 16 6 0 0 1 0 0 5.99 1 16 6 0 0 0 1 0 3.99 0 16 6 0 0 0 0 1 4.99 0 16 6 1 0 0 0 0 5.99 0 42 6 0 1 0 0 0 3.99 0 42 6 0 0 1 0 0 5.99 0 42 6 0 0 0 1 0 3.99 1 42 6 0 0 0 0 1 4.99 0 42 6 1 0 0 0 0 5.99 0 9 6 0 1 0 0 0 3.99 0 9 6 0 0 1 0 0 5.99 0 9 6 0 0 0 1 0 3.99 0 9 6 0 0 0 0 1 4.99 1 9 7 1 0 0 0 0 5.99 1 37 7 0 1 0 0 0 5.99 0 37 7 0 0 1 0 0 3.99 0 37 7 0 0 0 1 0 3.99 0 37 7 0 0 0 0 1 4.99 0 37 7 1 0 0 0 0 5.99 0 10 7 0 1 0 0 0 5.99 1 10 7 0 0 1 0 0 3.99 0 10 7 0 0 0 1 0 3.99 0 10 7 0 0 0 0 1 4.99 0 10 7 1 0 0 0 0 5.99 0 5 7 0 1 0 0 0 5.99 0 5 7 0 0 1 0 0 3.99 1 5 7 0 0 0 1 0 3.99 0 5 7 0 0 0 0 1 4.99 0 5 7 1 0 0 0 0 5.99 0 35 7 0 1 0 0 0 5.99 0 35 7 0 0 1 0 0 3.99 0 35 7 0 0 0 1 0 3.99 1 35 7 0 0 0 0 1 4.99 0 35 7 1 0 0 0 0 5.99 0 13 7 0 1 0 0 0 5.99 0 13 7 0 0 1 0 0 3.99 0 13 7 0 0 0 1 0 3.99 0 13 7 0 0 0 0 1 4.99 1 13 8 1 0 0 0 0 5.99 1 16 8 0 1 0 0 0 5.99 0 16 8 0 0 1 0 0 5.99 0 16 8 0 0 0 1 0 5.99 0 16 8 0 0 0 0 1 4.99 0 16 8 1 0 0 0 0 5.99 0 14 8 0 1 0 0 0 5.99 1 14 8 0 0 1 0 0 5.99 0 14 8 0 0 0 1 0 5.99 0 14 8 0 0 0 0 1 4.99 0 14 8 1 0 0 0 0 5.99 0 5 8 0 1 0 0 0 5.99 0 5 8 0 0 1 0 0 5.99 1 5 8 0 0 0 1 0 5.99 0 5 8 0 0 0 0 1 4.99 0 5 8 1 0 0 0 0 5.99 0 51 8 0 1 0 0 0 5.99 0 51 8 0 0 1 0 0 5.99 0 51 8 0 0 0 1 0 5.99 1 51 8 0 0 0 0 1 4.99 0 51 8 1 0 0 0 0 5.99 0 14 8 0 1 0 0 0 5.99 0 14 8 0 0 1 0 0 5.99 0 14 8 0 0 0 1 0 5.99 0 14 8 0 0 0 0 1 4.99 1 14 ; proc tabulate data=in ; class traitement marque ; var prix ; weight count ; table traitement, marque*prix*mean ; run ; proc tabulate data=in ; class traitement marque ; var choix ; weight count ; table traitement, marque*choix*mean all*choix*sum; run ; ods graphics on ; Proc logistic data=in outmodel=data_model; freq count; class marque / param=ref; model Choix (ref='1') = prix marque / link=glogit ;* généralisé = glogit ; output out=data_out predprobs=I; run ;