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...ue cambiando el PATH al arrancar RStudio trabajare con una versión u otra (para esto puedo crearme un sencillo script que alterne entre PATHs a mi antojo..), esto lo veo menos preocupante, mi problema es el 1º. help! Gracias. -- Antonio Maurandi www.um.es/sai www.um.es/ae -- Audentes fortuna iuvat [[alternative HTML version deleted]]

...istr fitdistr(ONES3,"chi-squared") and it returns the comment Error in fitdistr(ONES3, "chi-squared") : 'x' must be a non-empty numeric vector Can anybody help with this, I imagine it is a common mistake for beginners like myself audaces fortuna iuvat --------------------------------- [[alternative HTML version deleted]]

...tral chi-squared distribution used, the parameters I provide the optimiser to start with lambda and k, may not be acceptable as they are doubles as opposed to integers. Does anybody have any experience with the fitting of these distributions? Best Wishes Terence audaces fortuna iuvat --------------------------------- [[alternative HTML version deleted]]

...;-x.gam -n*alfa*log(lambda)+n*log(gamma(alfa))-(alfa-1)*sum(log(x))+lambda*sum(x)} > est<-mle(minuslog=ll,start=list(lambda=2,alfa=1)) Error in optim(start, f, method = method, hessian = TRUE, ...) : objective function in optim evaluates to length 200 not 1 audaces fortuna iuvat --------------------------------- [[alternative HTML version deleted]]

Does anybody have any experience fitting data to the non-central chi-squared or chi-squared distribution? I am trying to fit some data to this distribution but there is error after error. audaces fortuna iuvat --------------------------------- [[alternative HTML version deleted]]

...i López Sección Apoyo Estadístico. Servicio de Apoyo a la Investigación (SAI) Vicerrectorado de Investigación e Internacionalización. Universidad de Murcia Edif. CAID. Campus de Espinardo. 30100 Murcia @. amaurandi en um.es T. 868 88 7315 F. 868 88 7302 www.um.es/sai www.um.es/ae Audentes fortuna iuvat

Hi, is it possible to use some statistic computing by R in proprietary software? Our software is written in c#, and we intend to use http://rdotnet.codeplex.com/ to get R work there. Especially we want to use loess function. Thanks, Best regards, Stanislav [[alternative HTML version deleted]]