Re: SE of heritability calcs

Rick Paul wrote:
> Thanks,
> I found one of Dr. Gilmour's papers on the RR models that was helpful
> (Fischer et al. Genet. Sel. Evol. 36 (2004) 363-369.) and I will pull
> up the text book you suggest.
> Rick
>
>
>
> At 16:17 06/11/2008, you wrote:
>> I believe that ASREML uses a Taylor series approximation, and then
>> assumes that the estimated variance and covariance components are known
>> for inclusion in the formula. There are a number of statistics texts
>> that will provide the derivation and background information - I suggest
>> that you look at: Kendall, M. G., A. Stuart, et al. (1987). Kendall's
>> Advanced Theory of Statistics: Design and Analysis, and Time Series. New
>> York, Oxford University Press.
>>
>>
>> Mark
>>
>> -----Original Message-----
>> From: ASReml users discussion group [mailto:ASREML-L_at_DPI.NSW.GOV.AU] On
>> Behalf Of Rick Paul
>> Sent: Thursday, 6 November 2008 8:31 PM
>> To: ASREML-L_at_DPI.NSW.GOV.AU
>> Subject: SE of heritability calcs
>>
>> Can anyone tell me exactly how the standard errors the heritability
>> estimates are calculated by ASREML
>> Thanks Rick
>>
>> This message is intended for the addressee named and may contain
>> confidential information. If you are not the intended recipient, please
>> delete it and notify the sender. Views expressed in this message are
>> those of the individual sender, and are not necessarily the views of
>> their organisation.
>>
>> This message is intended for the addressee named and may contain
>> confidential information. If you are not the intended recipient,
>> please delete it and notify the sender. Views expressed in this
>> message are those of the individual sender, and are not necessarily
>> the views of their organisation.
>
> This message is intended for the addressee named and may contain
> confidential information. If you are not the intended recipient,
> please delete it and notify the sender. Views expressed in this
> message are those of the individual sender, and are not necessarily
> the views of their organisation.
>
>
Have you actually read the manual (especially for the early versions)?

Bruce
Received on Sat Nov 06 2008 - 11:07:31 EST