search for: richardsconsult

Displaying 2 results from an estimated 2 matches for "richardsconsult".

2006 Feb 13
2
Survreg(), Surv() and interval-censored data
...l type yet the documentation for Surv() states: "Presently, the only methods allowing interval censored data are the parametric models computed by 'survreg'" Any pointers as to what I'm missing? Stephen -- Richards Consulting +44(0)131 315 4470 Visit http://www.richardsconsulting.co.uk to download presentations and papers on longevity risk, or to use our online calculation tools. A subscription service is available for those companies wishing to stay at the forefront of understanding the financial aspects of longevity risk. Visit http://www.richardsconsulting.co.uk/serv...
2010 Aug 19
1
How to include trend (drift term) in arima.sim
I have been trying to simulate from a time series with trend but I don't see how to include the trend in the arima.sim() call. The following code illustrates the problem: # Begin demonstration program x <- c(0.168766559, 0.186874000, 0.156710548, 0.151809531, 0.144638812, 0.142106888, 0.140961714, 0.134054659, 0.138722419, 0.134037018, 0.122829846, 0.120188714,