[R] std.error

David Winsemius dwinsemius at comcast.net
Fri Aug 28 23:19:56 CEST 2009

On Aug 28, 2009, at 2:50 PM, Mcdonald, Grant wrote:

> dear sir,
> i am trying to calculate the standard error of my data (x),

The term standard error is generally applied to a parameter estimate  
such as a regression coefficient. You may be looking for the function  
to retrun the standard deviation. If so then try:

> i have tried se(x, na.rm=TRUE)
> and std.error(x)
> neither have worked and i cannot find an alternative
If my guess regarding your source of confusion is wrong then you will  
need to reply with many more details regarding x.


David Winsemius, MD
Heritage Laboratories
West Hartford, CT

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