>>>>> "RM" == Ron Michael <[EMAIL PROTECTED]>
>>>>> on Wed, 16 Jan 2008 00:14:56 -0800 (PST) writes:
RM> Hi all,
RM> Can anyone tell me why I am getting different results in calculating SD
of 2 numbers ?
>> (1.25-0.95)/2
RM> [1] 0.15
>> sd(c(1.25, 0.95))
RM> [1] 0.2121320 # why it is different from 0.15?
because 1 is different from 2 !
If 2 was 1, than sqrt(2) == 1 as well, but actually I don't
think the universe and we all would exist in that case ....
Martin Maechler, ETH
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