Dongseok Choi wrote:
Hello,
I found that round() does not behave as I expected.
Have you had similar experience as following?
You have found the DOCUMENTED "round to even" rule, hence not a bug...
Uwe Ligges
x<-seq(0.5,10.5,by=1) x
[1] 0.5 1.5 2.5 3.5 4.5 5.5 6.5 7.5 8.5 9.5 10.5
round(x)
[1] 0 2 2 4 4 6 6 8 8 10 10
cbind(x,round(x))
x [1,] 0.5 0
[2,] 1.5 2
[3,] 2.5 2
[4,] 3.5 4
[5,] 4.5 4
[6,] 5.5 6
[7,] 6.5 6
[8,] 7.5 8
[9,] 8.5 8
[10,] 9.5 10
[11,] 10.5 10
Is this a well-known bug?
Thanks in advance,
Dongseok Choi, Ph.D.
Assistant Professor
Division of Biostatistics
Department of Public Health & Preventive Medicine
Oregon Health & Science University
3181 SW Sam Jackson Park Road, CB-669
Portland, OR 97239-3098
TEL) 503-494-5336
FAX) 503-494-4981
[EMAIL PROTECTED]
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