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2002 Mar 19
2
fitting with lm
Dear All, I'm getting confused with the concept R uses to do regression using lm. I'm afmiliar with gnuplot and the build-in fit command, but couldn't get R's lm to work on my data. I know that my data follows a powerlaw or maybe an exponential function, and I'd like to determine the best fitting factors for the formula: a*x^b where b < 0. I've tried thge follwoing: s &...