[R] How to do poisson distribution test like this?
(Ted Harding)
Ted.Harding at manchester.ac.uk
Wed Jul 29 13:43:30 CEST 2009
Follow-up:
On 29-Jul-09 03:28:24, glen_b wrote:
> Corrected links (the originals somehow aquired an extra space, sorry)
>
> Paper: http://www.plantphysiol.org/cgi/content/full/148/3/1189
> Table I: http://www.plantphysiol.org/cgi/content/full/148/3/1189/TBL1
> --
I have now scanned though the Paper, and find the explanation of
their calculation of Expected Length (which agrees with the method
I described in my previous email) in a somewhat garbled description
on page 1198 (page 10/12 of the PDF file):
"The expected gene number lambda_i on chromosome i would be
a sample from a Poisson distribution lambda_i = m*L_i/Sum L_i
where m is the total number of genes detected within the
assembled sequences and L_i is the length of chromosome i."
I agree with your earlier comment, Glen, that the paper would have
benefited from more careful scrutiny by referees/editor!
Best wishes,
Ted.
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Date: 29-Jul-09 Time: 12:43:26
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