Dennis Roberts <[EMAIL PROTECTED]> wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > > >Using either n or (n-1) in the denominator gives a BIASED estimate of the > >standard deviation. > >Using sumsq/(n-1) gives an unbiased estimate of the variance. > >Using sqrt( sumsq/(n-1.5) ) gives an estimate of the standard deviation > >which is almost unbiased. > > but ... as n goes up ... this becomes a trivial bias ... right?
Yes. The same comment applies to your original concern. Glen . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
