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143258
2007 Dec 02
1
sd(NA)
...ment (unstable) (2007-11-30 r43565)
> cov(as.numeric(NA), as.numeric(NA), use="complete.obs")
Error in cov(as.numeric(NA), as.numeric(NA), use = "complete.obs") :
no complete element pairs
whereas earlier behavior was, for example:
## R version 2.6.0 Patched (2007-10-23 r43258)
> cov(as.numeric(NA), as.numeric(NA), use="complete.obs")
[1] NA
I wanted to ask whether the effect this has on "sd" is desired:
## R version 2.7.0 Under development (unstable) (2007-11-30 r43565)
> sd(NA, na.rm=TRUE)
Error in var(x, na.rm = na.rm) : no complete elem...