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...the best way to convert dates into a numeric format (or some format able to be used in an x,y scatter) while still maintaining its inherent "date" property? StatBat2 -----Original Message----- From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] On Behalf Of Struckmeier, Nathanael Sent: Friday, May 27, 2011 1:57 PM To: Bert Gunter Cc: R-help at r-project.org Subject: Re: [R] FW: Unable to Plot using headers. > is.numeric(demand) [1] FALSE > is.numeric(Qty) [1] FALSE > is.numeric(Date) [1] FALSE Doesn't look like they are numeric. I'll try and co...

-----Original Message----- From: Struckmeier, Nathanael Sent: Friday, May 27, 2011 1:39 PM To: 'stephen's mailinglist account' Subject: RE: [R] Unable to Plot using headers. Thanks for the input. Despite both graphing directly and with "attach" I am still getting a screwed up graphical output as well as an error. My...

I'm trying to convert a column in a data frame with dates from a "Factor" type to a "Date Object" but I am encountering and error. (I am having trouble plotting an x,y scatter and I suspect it's something with my data format). I have a table with two columns and 8,000 rows. > dsort=read.delim("C:\\Documents and Settings\\E066582\\My

Hello List! Thank you for your input so far. I have successfully imported my data into R but have hit a snag in plotting. Simple plot commands are unable to find my headers when I try and plot my data on an x/y scatter. My data is a 2 column 8000 row table (saved as .txt file) imported into R. >demand=read.delim("C:\\Documents and Settings\\E066582\\My

Hello, I've been banging my head against my monitor for some time now trying to import data into R. The problem is either in my use of syntax, my data format, or my memory. I have described what I have tried below. Please help. =========My GOAL============================== >import a 4 column, 8,000 row table into R including headers. =========WHAT I'VE