Re: w limits

From: Robert A. Knop Jr. (robert.a.knop@vanderbilt.edu)
Date: Sun May 04 2003 - 10:12:16 PDT

  • Next message: Greg Aldering: "Re: w limits"

    On Sun, May 04, 2003 at 10:06:20AM -0700, Greg Aldering wrote:
    >
    > >I ended up just adding this text to the $w$ section, and nowhere else:
    > >
    > > The 95\% confidence limits on $w$ when our data is combined with WMAP
    > > and 2dFGRS are \mbox$-1.68<w<-0.85$ for the low-extinction primary
    > > subset, or \mbox$-1.82<w<-0.75$ for the full extinction-corrected
    > > primary subset. If we add an additional prior that $w\geq-1$, we
    > > obtain a 99\% upper confidence upper on $w$ of $w<-0.77$ for the
    > > low-extinction primary subset, or $w<-0.60$ for the
    > > extinction-corrected full primary subset.
    > >
    > >Is that good enough, if we just leave the normal 1-sigma error bars in
    > >the abstract and conclusion?
    >
    > Did you really mean 99% CL?
    >
    > The Spergel et al limit using CMB, 2dFGRS power spectrum, and HST Key
    > Project Hubble-constant limits is w < -0.78 at 95% CL. You should add
    > a sentance to that effect and note that our constraints are as good and
    > are complimentary in the sense that he do not use the Hubble constant
    > or LSS constraints. (I think that is a very nice aspect to point out.)
    > If we then add 2dFGRS, we can quote that separately in this context,
    > but then us it in the abstract.

    Note that the one I'm quoting right now *does* use the 2dFGRS galaxy
    distortion whatsit.

    I will change my 99% to 95%. (That really was 99%.) Then I will spit
    sub cand 2 at you.

    -Rob

    -- 
    --Prof. Robert Knop
      Department of Physics & Astronomy, Vanderbilt University
      robert.a.knop@vanderbilt.edu
    


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