Re: [R] Mean of dates

2015-04-27 Thread Jue Lin-Ye
On 24 April 2015 at 13:47, Jue Lin-Ye wrote: > > > On 24 April 2015 at 12:59, Achim Zeileis wrote: > >> >> >> On Fri, 24 Apr 2015, Jue Lin-Ye wrote: >> >> Dear fellow R-help members, >>> >>> If my data is >>> >>> MM DD HH >>> 2015 04 24 01 >>> 2015 04 24 02 >>> 2015 04 24 06 >>> >>> Where

Re: [R] Mean of dates

2015-04-24 Thread Jue Lin-Ye
On 24 April 2015 at 12:59, Achim Zeileis wrote: > > > On Fri, 24 Apr 2015, Jue Lin-Ye wrote: > > Dear fellow R-help members, >> >> If my data is >> >> MM DD HH >> 2015 04 24 01 >> 2015 04 24 02 >> 2015 04 24 06 >> >> Where >> >> : year >> MM:month >> DD:day >> HH: hour >> >> How could I

Re: [R] Mean of dates

2015-04-24 Thread Achim Zeileis
On Fri, 24 Apr 2015, Jue Lin-Ye wrote: Dear fellow R-help members, If my data is MM DD HH 2015 04 24 01 2015 04 24 02 2015 04 24 06 Where : year MM:month DD:day HH: hour How could I calculate the mean of the ISOdatetime(,MM,DD,HH,0,0) of these? With the mean() method? On my

[R] Mean of dates

2015-04-24 Thread Jue Lin-Ye
Dear fellow R-help members, If my data is MM DD HH 2015 04 24 01 2015 04 24 02 2015 04 24 06 Where : year MM:month DD:day HH: hour How could I calculate the mean of the ISOdatetime(,MM,DD,HH,0,0) of these? Note: I set minutes and seconds to 0, as I don't have data for them. ​Tha