I *think* you can have several R versions installed at the same time. I don't use WinEdt together with R, so I can't make any predictions about what will happen. Maybe someone else knows? Holger Matt Chingos wrote: Should I uninstall the old version first? Also, is this going to screw up how WinEdt and R work together on my computer? Justin Ryan Grimmer wrote: > Matt, > > Please go to > > http://www.r-project.org/ > > and download R.2.4.1, this should eliminate the problem, > > Justin > > On Sat, 10 Feb 2007, Matt Chingos wrote: > >> Windows, with version 2.3.1 >> >> Holger Lutz Kern wrote: >>> Matt, >>> >>> what R version and operating system do you use? It loads >>> semlessly on my Windows machine with R 2.4.1. >>> >>> Holger >>> >>> Matt Chingos wrote: >>>> Same error message: >>>> >>>> > load("C:/Documents and Settings/Matt/My Documents/Courses/Gov >>>> 2001/data_ps1.RData") >>>> > ls() >>>> [1] "data" >>>> > data >>>> Error in data.frame(y = c("-0.1328318193", " 1.7342160480"), x1 = c(" > >> 3.9920993", : >>>> row names contain missing values >>>> In addition: Warning message: >>>> corrupt data frame: columns will be truncated or padded with NAs in: >>>> format.data.frame(x, digits = digits, na.encode = FALSE) >>>> > >>>> >>>> >>>> Holger Lutz Kern wrote: >>>>> Matt, >>>>> >>>>> please try saving it to your working directory and opening it >>>>> from there using load(). >>>>> >>>>> Holger >>>>> >>>>> >>>>> >>>>> Matt Chingos wrote: >>>>>> Is anyone else getting the following error message when they try to load >>>>>> the data for the homework? If so, do you know what it means? >>>>>> >>>>>> > >>>>>> load(url("http://isites.harvard.edu/fs/docs/icb.topic137586.files/Prob… >>>>>> > >>>>>> > data >>>>>> Error in data.frame(y = c("-0.1328318193", " 1.7342160480"), x1 = c(" >>>>>> 3.9920993", : >>>>>> row names contain missing values >>>>>> In addition: Warning message: >>>>>> corrupt data frame: columns will be truncated or padded with NAs in: >>>>>> format.data.frame(x, digits = digits, na.encode = FALSE) >>>>>> > >>>>>> >>>>>> >>>>>> Holger Lutz Kern wrote: >>>>>>> Hi all, >>>>>>> >>>>>>> we have slightly changed the last part of the problem set to make >>>>>>> it a little bit easier for those of you who haven't used R >>>>>>> before. The question now reads: >>>>>>> >>>>>>> "Randomly draw 100 datasets with 50 observations each from the >>>>>>> dataset in part (b) >>>>>>> with replacement (e.g. allowing the same row to be drawn multiple >>>>>>> times for a single >>>>>>> dataset) using sample(). Estimate the same regression as in (b) >>>>>>> for each of the 100 >>>>>>> datasets using lm() and either a for() loop or the apply() >>>>>>> function. Report the >>>>>>> means and standard deviations of the beta estimates over all 100 >>>>>>> datasets in the form >>>>>>> of a nicely formatted table." >>>>>>> >>>>>>> The problem set on the website has also been updated (but you >>>>>>> might have to hit the reload button in your browser to get to see >>>>>>> the new version). >>>>>>> >>>>>>> >>>>>>> Holger >>>>>>> >>>>>>> >>>>>> _______________________________________________ >>>>>> gov2001-l mailing list >>>>>> gov2001-l at lists.fas.harvard.edu >>>