search for: pcumsdry

Displaying 2 results from an estimated 2 matches for "pcumsdry".

2012 Apr 26
1
Using the R predict function to forecast a model fit with auto.arima function
Hello R users, Hope everyone is doing great. I have a dataset that is in .csv format and consists of two columns: one named Period (which contains dates in the format yyyy_mm) and goes from 1995_10 to 2007_09 and the second column named pcumsdry which is a volumetric measure and has been formatted as numeric without any commas or decimals. I imported the dataset as pauldataset and made use of the auto.arima function which is great when you want R to suggest an appropriate arima model to fit to your data. I successfully got the arima fit...
2012 May 04
1
Problems Exporting R Output to an xls file need help
...my work is presented below. I loaded a package called dataframes2xls and tried to use the function write.xls without any success. Can anybody help me figure this out? How could I get R to export the output to an xls file? Any help will be greatly appreciated. > dryfit<-auto.arima(testing1$pcumsdry) > dryfit Series: testing1$pcumsdry ARIMA(2,1,1) with drift Coefficients: ar1 ar2 ma1 drift 0.2684 0.109 -0.8906 -15265.776 s.e. 0.1145 0.102 0.0798 8047.169 sigma^2 estimated as 2.869e+11: log likelihood=-2265.02 AIC=4540.03 AICc=4540.43 B...