I get the following
> class(x1)
[1] "numeric"
> class(x2)
[1] "numeric"
and:
> cor(x1,x2)
Error in cor.default(x1, x2) : missing observations in cov/cor
> traceback()
2: cor.default(x1, x2)
1: cor(x1, x2)
Peter Dalgaard wrote:
>
> Ken Spriggs wrote:
>> Hello,
>>
>> I'm trying to do cor(x1,x2) and I get the following error:
>> Error in cor.default(x1, x2) : missing observations in cov/cor
>>
>> A few things:
>> 1. I've used cor() many times and have never encountered this error.
>> 2. length(x1) = length(x2)
>> 3. is.numeric(x1) = is.numeric(x2) = TRUE
>> 4. which(is.na(x1)) = which(is.na(x2)) = integer(0) {the same goes
>> for
>> is.nan()}
>> 5. I also try cor(x1,x2, use = "all.obs") and get the same error.
>>
>> What can be going wrong?
>>
>>
>>
> Er, this is strange. As far as I can see, cor is not normally generic, and
>
> > getAnywhere("cor.default")
> no object named ‘cor.default’ was found
>
> so something is not normal. What do you get from a traceback() after the
> error, which is your cor.default, and what is the class of x1 and x2? Do
> you perchance have some special packages loaded?
>
> --
> O__ ---- Peter Dalgaard Øster Farimagsgade 5, Entr.B
> c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
> (*) \(*) -- University of Copenhagen Denmark Ph: (+45)
> 35327918
> ~~~~~~~~~~ - ([EMAIL PROTECTED]) FAX: (+45)
> 35327907
>
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