On Fri, 11 Nov 2005, Dhiren DSouza wrote: > How can I split a dataset randomly into a training and testing set. I would > like to have the ability to specify the size of the training set and use the > remaining data as the testing set. > > For example 90% training data and 10% testing data split. Is there a > function that will accomplish this?
Yes, see ?sample: use it to sample indices. There are lots of examples around, e.g. in ?lda. -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
