[R] paired t-test with bootstrap

2004-07-13 Thread luciana
Dear Sirs, I am a R beginning user: by mean of R I would like to apply the bootstrap to my data in order to test cost differences between independent or paired samples of people affected by a certain disease. My problem is that even if I am reading the book by Efron (introduction to the

Re: [R] paired t-test with bootstrap

2004-07-13 Thread Petr Pikal
Hi On 13 Jul 2004 at 12:28, luciana wrote: Dear Sirs, I am a R beginning user: by mean of R I would like to apply the bootstrap to my data in order to test cost differences between independent or paired samples of people affected by a certain disease. My problem is that even if I am

Re: [R] paired t-test with bootstrap

2004-07-13 Thread Christoph Lehmann
just a hint for further bootstrapping examples (worked out with R): Bootstrap Methods and Their Applications by A.C. Davison and D.V. Hinkley cheers christoph luciana wrote: Dear Sirs, I am a R beginning user: by mean of R I would like to apply the bootstrap to my data in order to test cost

Re: [R] paired t-test with bootstrap

2004-07-13 Thread Marc Schwartz
On Tue, 2004-07-13 at 07:28, Petr Pikal wrote: Hi On 13 Jul 2004 at 12:28, luciana wrote: Dear Sirs, I am a R beginning user: by mean of R I would like to apply the bootstrap to my data in order to test cost differences between independent or paired samples of people affected by a

[R] paired t-test with bootstrap

2004-07-13 Thread Vito Ricci
Hi On 13 Jul 2004 at 12:28, luciana wrote: Dear Sirs, I have a sample of diabetic people, matched (by age and sex) with a control sample. The variable I would like to compare is their drug and hospital monthly cost. The variable cost has a very far from gaussian distribution, but I need