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Hello to all, How can I make R read the data from an Excel sheet? thanks, ozlem [[alternative HTML version deleted]]

...= clio, Punto= punto, Polo= polo), cXnames = "price", data = c, n.draws = 100, verbose = TRUE) Error in dimnames(x) <- dn : length of 'dimnames' [2] not equal to array extent clio, punto and polo are the x's, I would appreciate if anyone helps me on this, Thanks, Ozlem Ipekci [[alternative HTML version deleted]]

Hi everyone, I use the MNP package to fit my data. I can interpret the coefficients and covariance. I cannot put them into the original model which is Wi=Sum(bXij) over j, Yi(Wi)=0 if max(Wi)<0, j if max(Wi)=Wij>0 j=3 here, 3 choice alternatives, Clio, Punto, Polo I don't know how to put the coefficients and covariances into W, to construct W for each j. The coefficients and