pchisq error
On Mon, 2009-01-19 at 09:54 +0100, Jeremy Silver wrote:
Dear R experts,
(...)
pchisq(5.464342,1,lower.tail = FALSE)
[1] 0.01940836
reproduceError(5.464342)
stat = 5.464342, p = 0.019408
pchisq(5.464342,1,lower.tail = FALSE)
[1] NaN Warning messages: 1: In pchisq(5.464342, 1, lower.tail = FALSE) : ** NON-convergence in pgamma()'s pd_lower_cf() f= nan. 2: In pchisq(q, df, lower.tail, log.p) : NaNs produced
(...)
sessionInfo()
R version 2.8.0 (2008-10-20) i686-pc-linux-gnu locale: LC_CTYPE=en_US.UTF-8;LC_NUMERIC=C;LC_TIME=en_US.UTF-8;LC_COLLATE=en_US.UTF-8;LC_MONETARY=C;LC_MESSAGES=en_US.UTF-8;LC_PAPER=en_US.UTF-8;LC_NAME=C;LC_ADDRESS=C;LC_TELEPHONE=C;LC_MEASUREMENT=en_US.UTF-8;LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base
Hi Jeremy, In my computer your error is not occur. Look This:
pchisq(5.464342,1,lower.tail = FALSE)
[1] 0.01940836
pchisq(5.464342,1,lower.tail = FALSE)
[1] 0.01940836
sessionInfo()
R version 2.8.1 Patched (2009-01-16 r47630) x86_64-unknown-linux-gnu locale: LC_CTYPE=en_US.UTF-8;LC_NUMERIC=C;LC_TIME=en_US.UTF-8;LC_COLLATE=en_US.UTF-8;LC_MONETARY=C;LC_MESSAGES=en_US.UTF-8;LC_PAPER=en_US.UTF-8;LC_NAME=C;LC_ADDRESS=C;LC_TELEPHONE=C;LC_MEASUREMENT=en_US.UTF-8;LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base Well, do you already try update your R?
Bernardo Rangel Tura, M.D,MPH,Ph.D National Institute of Cardiology Brazil