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"Basic statistics and classroom homework: R-help is not intended for these. " On Tue, May 26, 2009 at 11:37 AM, abel1682 <lizard_1...@yahoo.it> wrote: > > Hi to all...i'm a new R'user and i have to solve some exercies so i ask to > tou for an help... > > 1.) How i can demonstrate in R that the limit for x-->infinite of > (1+1/x)^x is equal to "e"? > 2.) if i have a vector of values how can i create a function that, applied > to my vector, give me "median", "mean", "Var" and "length" togheter? > 3.)Find the minimum of this function: > f(x)=(x-3)^4 > with the Newton method. > > 4.) Define a function that is able to calculate the geometric mean of a > seriation: > > Sorry for all these questions... > Thanks a lot!!!... > -- > View this message in context: > http://www.nabble.com/Help-me...%21%21%21-tp23724167p23724167.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Mike Lawrence Graduate Student Department of Psychology Dalhousie University Looking to arrange a meeting? Check my public calendar: http://tr.im/mikes_public_calendar ~ Certainty is folly... I think. ~ ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.