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Simulate Mixture Model data
2006 Mar 21
1
Simulate Mixture Model data
...pe method as followings two method, can anyone tell me which is right? or better? 1. generate two vectors data y1 and y2 from f1 and f2 seperately, and calculate y=alpha1*y1+alpha2*y2, 2. generate prob=unif(1), if prob <alpha1 y=y1, else y=y2. Can anyone give me some idea? Thanks so much! Goeland goeland at gmail.com 2006-03-21
DIfference between weights options in lm GLm and gls.
2006 Mar 16
2
DIfference between weights options in lm GLm and gls.
...-5500.311 Coefficients: Xs Xsx 2.687205 6.527893 Degrees of freedom: 1243 total; 1241 residual Residual standard error: 20.20705 We can see the relation between glm and gls with weight as what I think, but what's the difference between lm wit gls and glm? why? Thanks so much.! Goeland [[alternative HTML version deleted]]