[R] Computing Mean Lifetime from Hazard

2008-09-26 Thread Alan Cox
ted from a well-known distribution? Thanks for your help, Alan -- Alan Cox Director, User Experience iContact, Corp. p 919.459.1038 f 919.287.2475 __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read t

[R] Confidence Intervals on Hazard Plots

2008-09-05 Thread Alan Cox
te curves, haz1 looks very different than haz2, but I'd like to see if it's different enough.  How can I go about creating confidence intervals and plotting them? Thanks, Alan -- Alan Cox Director, User Experience iContact, Corp. p 919.459.1038 f 919.287.2475 _

[R] Hazard Rate Confidence Intervals

2008-09-04 Thread Alan Cox
te curves, haz1 looks very different than haz2, but I'd like to see if it's different enough.  How can I go about creating confidence intervals and plotting them? Thanks, Alan -- Alan Cox Director, User Experience iContact, Corp. p 919.459.1038 f 919.287.2475 [[alt

[R] Projecting Survival Curve into the Future

2008-09-04 Thread Alan Cox
x27;ll hit 50%? We started a new program 3.5 months ago, and I believe that this set of accounts behaves differently than the rest of our company's accounts. Thanks very much, Alan -- Alan Cox Director, User Experience iContact, Corp. p 919.459.1038 f 919.287.2475 [[a

Re: [R] Help with hazard plots

2008-07-31 Thread Alan Cox
I clicked "Send" before making sure I thanked anyone who took the time to help me out.  Sorry about that.  To all who read or respond: thanks!. - Original Message - From: "Alan Cox" <[EMAIL PROTECTED]> To: r-help@r-project.org Sent: Thursday, July 31, 200

[R] Help with hazard plots

2008-07-31 Thread Alan Cox
s/alancox/2720915904/in/photostream/ shows the plot where the lifetime of a customer who signs up on Jan 1 and cancels on Jan 2 is 1. My question is: Why are these two so different? How do I know which is right? The call that I'm making to produce the model is: hazardV08 <- mu