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Re: Standard deviations and Confidence intervals with respect to

  • To: mathgroup at smc.vnet.net
  • Subject: [mg102677] Re: Standard deviations and Confidence intervals with respect to
  • From: Ray Koopman <koopman at sfu.ca>
  • Date: Tue, 18 Aug 2009 06:09:42 -0400 (EDT)
  • References: <h3n5sr$2ed$1@smc.vnet.net> <h3pes0$oha$1@smc.vnet.net>

On Jul 19, 4:14 am, Ray Koopman <koopman at sfu.ca> wrote
without proofreading sufficiently:

> The model is  x_i = z_i + xs*ex_i,  y_i = alpha + beta*z_i + sy*ey_i,

Should be:  x_i =              z_i + sx_i*ex_i,
            y_i = alpha + beta*z_i + sy_i*ey_i,

> [...]
> Table[Last@worals[Sequence@@(Delete[#,i]&/@{x,y,dx,dy}),ab],{i,n}]

  'dx' and 'dy' in the above code should be 'sx' and 'sy'.

> [...]
> Quantile[FRatioDistribution[2,n-2],p]*2(n-1)/(n(n-2)).

As previously posted, the above code should be

  Quantile[FRatioDistribution[2,n-2],p]*2(n-1)/(n-2).


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