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Hi,   Could any one please help how I can transform data based on Box-Cox Transformations in R.   Any helps will be much appreciated.   thanks, Kagba [[alternative HTML version deleted]]

Dear All,   Could someone please give some advice the way to do linear modelling via best subset regression in R? I'd really appreciate for your kindness.   Thanks, Kagba [[alternative HTML version deleted]]

...(and some other mailing-lists) in which the "_" character is inserted where, presumably, a space, " ", was intended. An example (received this morning) is below, which (from the headers) was originally sent through Yahoo web-mail. This is as seen when I read it. [ From: FMH <kagba2006 at yahoo.com> Subject: [R] Derivative of nonparametric curve Date: Tue, 8 Sep 2009 02:07:10 -0700 (PDT) ] ================================================ Dear All, I'm looking for_a way on computing the derivative of first and second order_of a smoothing curve produced by a nonpra...

Hi, I want to draw a contour plot of the following function: z = y*x + epsilon, where x ~ N(y, 1) and epsilon ~ N(0, sigma) with sigma fixed (e.g. 1) But didnt manage to feed "contour" with the right input. Thanks for your help. Armin

...3, Latitude) dimnames(Position)[[2]][1] <- "Longitude - 143" sm.regression(Longitude, Score1, method = "aicc", col = "red",? model = "linear") Could someone please give some hints?on the way to?find the derivative?on the curve at?some points ? Thank you. Kagba