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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*Equation\s+of\s+a\s+Confidence\s+Ellipse\s*$/: 2 ]

Total 2 documents matching your query.

1. Equation of a Confidence Ellipse (score: 1)
Author: Kyle Armstrong <kyle@biota.net.au>
Date: Mon, 10 Mar 2003 16:25:53 +0800
I am at my wits end trying to solve this. I would like to know if S-plus or any other program can provide the equation of a confidence ellipse, or at least information that I can easily build this e
/archives/html/s-news/2003-03/msg00066.html (7,885 bytes)

2. Re: Equation of a Confidence Ellipse (score: 1)
Author: Spencer Graves <spencer.graves@PDF.COM>
Date: Mon, 10 Mar 2003 07:21:09 -0800
2*log(likelihood ratio) is approximately chi-square. For the (multivariate) normal distribution with known (co)variance (matrix), this is exact and becomes the following: t(x.bar-mu) %*% Sigma.x.bar.
/archives/html/s-news/2003-03/msg00067.html (9,950 bytes)


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