[R] HELP boxplot for time class

hi again I will try this time to explain my problem clearly I have the following data from the file skiing.csv (3 first rows) protokollid datestart end 14 2/23/2009 8:50:10 15:17:30 24 2/24/2009 9:47:00 13:52:25 35 3/22/2009 8:51:25

Re: [R] HELP boxplot for time class

, cex.axis = 0.5) On Sat, Dec 5, 2009 at 6:52 AM, uvilla maruchave...@hotmail.com wrote: hi again I will try this time to explain my problem clearly I have the following data from the file skiing.csv (3 first rows) protokollid datestart end 14 2/23/2009 8

Re: [R] median for time data

data, but Im really stock trying to do the boxplot with the time data on the y axis to interprete the median Thanks again Jannis v. Buttlar wrote: uvilla schrieb: When I use strptime() I just get NA NA NA I`m new at using R, must finisth this work thoug I guess Im doing totally

[R] median for time data

Hi everybody How do I do to calculate the median and average of a colum of time data like this: 8:50:10. I also need to plot the time difference between two colums Thanks a lot -- View this message in context: http://n4.nabble.com/median-for-time-data-tp932287p932287.html Sent from the R help

Re: [R] median for time data

or POSIXlt via strptime(). Then you can simply substract them. I am not sure whether a median can be calculated though (should be possible as POSIXct stores the value as seconds since 1970) Best Jannis uvilla schrieb: Hi everybody How do I do to calculate the median and average

Re: [R] median for time data

in the boxplot Thanks again!!! Jannis v. Buttlar wrote: uvilla schrieb: When I use strptime() I just get NA NA NA I`m new at using R, must finisth this work thoug I guess Im doing totally wrong, actually everytime i try to use POSIXct it doesn`t work If you have a look at help