Maybe looking at ?suppressWarnings will make you feel better. Best,
luke On Fri, 21 Jun 2019, Steven Yen wrote: > Unhappy but thanks. > Steven > > On 6/22/2019 1:13 AM, Uwe Ligges wrote: >> >> >> On 21.06.2019 19:09, Steven Yen wrote: >>> Now I see that results were replicated but running RNGversion >>> I get a warning message. Isn't there a way to do this clean? >> >> Well, the old RNG is known to be not optimal, hence we give a warning >> if you choose the old one. This is the clean way if you really want to >> get the old (slightly buggy) behaviour. >> >> Best, >> Uwe Ligges >> >>> >>>> RNGversion("3.5.3") Warning message: In RNGkind("Mersenne-Twister", >>> "Inversion", "Rounding") : non-uniform 'Rounding' sampler used >>> >>> >>> On 6/22/2019 1:03 AM, Uwe Ligges wrote: >>>> What does not work? >>>> >>>> >>>> For me it works under R-3.6.0: >>>> >>>> x<-1:500 >>>> set.seed(12345671) >>>> j<-sample(1:length(x),size=60); y<-x[j] >>>> summary(j) >>>> >>>> RNGversion("3.5.3") >>>> set.seed(12345671) >>>> j<-sample(1:length(x),size=60); y<-x[j] >>>> summary(j) >>>> >>>> >>>> Now I get the results you got udner the old R. >>>> >>>> Best, >>>> Uwe Ligges >>>> >>>> >>>> >>>> On 21.06.2019 18:39, Steven Yen wrote: >>>>> Thanks. Somewhat of a mystery. The older version I had was >>>>> R-3.5.3patched. >>>>> I cannot get the RNGversion command to run. Can you help? Thanks. >>>>> >>>>> On 6/22/2019 12:25 AM, Uwe Ligges wrote: >>>>>> See the NEWS, the RNG has been changed, use RNGversion >>>>>> >>>>>> On 21.06.2019 18:10, Steven Yen wrote: >>>>>>> Dear all, >>>>>>> I did all this work with older R (R-3.5.3.patched and older) >>>>>>> but now with R3.6 I cannot replicate the results. >>>>>>> Below I sample 60 observations from 1:500 using the sample command >>>>>>> with >>>>>>> a random seed of 123. I get different results. Advice appreciated. >>>>>>> Steven Yen >>>>>>> >>>>>>> > # Run under R-3.6.0 >>>>>>> > x<-1:500 >>>>>>> > set.seed(12345671) >>>>>>> > j<-sample(1:length(x),size=60); y<-x[j] >>>>>>> > summary(y) >>>>>>> Min. 1st Qu. Median Mean 3rd Qu. Max. >>>>>>> 26.0 134.2 240.0 249.8 368.0 500.0 >>>>>>> >>>>>>> > # Run under R-3.5.3.patched >>>>>>> > x<-1:500 >>>>>>> > set.seed(12345671) >>>>>>> > j<-sample(1:length(x),size=60); y<-x[j] >>>>>>> > summary(y) >>>>>>> Min. 1st Qu. Median Mean 3rd Qu. Max. >>>>>>> 9.0 122.2 205.0 236.1 364.2 493.0 >>>>>>> >>>>>> >>>>>> >>>>>> Under R-3.6.0 use, e.g. >>>>>> RNGversion("3.5.2") >>>>>> to get reproducible results from the older RNG. >>>>>> >>>>>> Best, >>>>>> Uwe Ligges >>>>>> >>>>>> >>>>> >>>>> -- >>>>> st...@ntu.edu.tw (S.T. Yen) >>>>> >>>> >>> >> > > -- Luke Tierney Ralph E. Wareham Professor of Mathematical Sciences University of Iowa Phone: 319-335-3386 Department of Statistics and Fax: 319-335-3017 Actuarial Science 241 Schaeffer Hall email: luke-tier...@uiowa.edu Iowa City, IA 52242 WWW: http://www.stat.uiowa.edu ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.