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Hi all, I want to use weights for a logistic regression. In SAS, all I have to do is to specify my weight vector (they are fractions) and use proc logistic on my binary output. When I tried to do the same in R, I got an error message because my weights were not integer. I understand that the weight option in R is to be used when the dependent variable is a proportion so that the weight is the

...genotype, geyser, gilgais, hills, housing, immer, Insurance, leuk, lh, mammals, MASS.data.load, mcycle, mdeaths, Melanoma, menarche, michelson, minn38, motors, muscle, newcomb, nlschools, nottem, npk, npr1, oats, OME, painters, petrol, phones, Pima.te, Pima.tr, Pima.tr2, quine, Rabbit, road, rock, rotifer, Rubber, ships, shoes, shrimp, shuttle, Sitka, Sitka89, Skye, snails, SP500, steam, stormer, survey, synth.te, synth.tr, topo, Traffic, UScereal, UScrime, VA, waders, whiteside, wtloss Error in library(MASS) : package/namespace load failed Error in driver$runcode(drobj, chunk, chunkopts) :...