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Hi I am attempting to convert my simple weighted regressions (produced using the weights argument in lm) to a constrained regression where the coefficients sum to 1. I understand that I can do this using solve.qp and I have...
Dear All I have three data sets, X1, X2 and Y. X1 is data, X2 and Y were generated in (different) R programs. All three vectors have one column of 60 data points. I am using the code lm(Y...
Hi Probably a very basic question: I am regressing a matrix of 50 response variables against a matrix of 10 factors using the lm function. This gives me an object with the output for 50 regressions, as required. How do...
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