Re: [R] Make natural splines constant outside boundary

2007-12-09 Thread Gad Abraham
Charles C. Berry wrote: > On Sat, 8 Dec 2007, Charles C. Berry wrote: > >> Gad Abraham ms.unimelb.edu.au> writes: >> >>> Hi, >>> >>> I'm using natural cubic splines from splines::ns() in survival >>> regression (regressing inter-arrival times of patients to a queue on >>> queue size). The queue s

Re: [R] Make natural splines constant outside boundary

2007-12-08 Thread Charles C. Berry
On Sat, 8 Dec 2007, Charles C. Berry wrote: > Gad Abraham ms.unimelb.edu.au> writes: > >> >> Hi, >> >> I'm using natural cubic splines from splines::ns() in survival >> regression (regressing inter-arrival times of patients to a queue on >> queue size). The queue size fluctuates between 3600 and

Re: [R] Make natural splines constant outside boundary

2007-12-08 Thread Charles C. Berry
Gad Abraham ms.unimelb.edu.au> writes: > > Hi, > > I'm using natural cubic splines from splines::ns() in survival > regression (regressing inter-arrival times of patients to a queue on > queue size). The queue size fluctuates between 3600 and 3900. > > I would like to be able to run predict.