search for: arguea

...n documentation of Box.test: G. M. Ljung and G. E. P. Box, On a measure of Lack of Fit in Time Series Models, Biometrika, Vol. 65, No. 2 (August, 1978), pp. 297-303. One can still compute the correct p-value with >1-pchisq(value,correctdf) Nestor (R 2.2.1 on Linux, Suse 9.3) -- Nestor M. Arguea, Chair Department of Marketing and Economics University of West Florida 11000 University Parkway Pensacola, FL 32514 Phone: (850)474-3071 Fax: (850)474-3069

Dear all, I am having difficulties using the seemingly-simple function lag. I have a dataframe with several weather variables (maxitemp, windspeed, rainfall etc), and the response variable (admissions). The dataset is fairly large (1530 observations). I simply want to model the response against a lag of a couple of the explanatory variables, say maxitemp and rainfall. I would like to look at

Hello, I was wondering if it is possible to create a live data feed from Yahoo Finance stock data into an R program? Do any such modules already exist? Thanks for any help. Szymon [[alternative HTML version deleted]]

...: glm automation (ronggui) 59. Re: how to use the randomForest and rpart function? (Michael) 60. Re: glm automation (Liaw, Andy) 61. Re: how to use the randomForest and rpart function? (Liaw, Andy) 62. problem installing RNetCDF (Zepu Zhang) 63. Degrees of freedom using Box.test() (Nestor Arguea) 64. info() function? (Robert Lundqvist) 65. Re: info() function? (Henrik Bengtsson) 66. package installation on Mac OS X 10.3.9 (Patrick Giraudoux) 67. removing of memory - optim()? (Marcel Prokopczuk) 68. Re: Degrees of freedom using Box.test() (Patrick Burns) 69. Read.table (Matias M...