[R] random time serie

Dear all, I would like to create an random time serie of POSIXct elements inside a certain range of dates and time. For example a sequences of date/time of 400 elements, randomly choosen, with all dates between 2002-12-01 and 2002-12-31 and all time between 07:00:00 and 23:00:00. Would anyone kn

Re: [R] Model simplification using anova()

ChCh student.canterbury.ac.nz> writes: > > > Hello all, > > I've become confused by the output produced by a call to > anova(model1,model2). First a brief background. My model used to predict > final tree height is summarised here: > > Df Sum Sq Mean Sq F value

[R] problems with variogram

Hello, I have data at 10 locations, in each location there are time series (T=56). Question is: when I’m fitting variogram what happens with those measures in each location? Are they taken as repeated measures? It's very important for my to know this Thanks a lot

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