[Rd] miscomputation (PR#13594)

[Thomas Lumley]

Please report bugs in packages to the package maintainer, NOT to r-bugs.

       -thomas

On Sun, 15 Mar 2009 sarmad at um.ac.ir wrote:

> Full_Name: Majid Sarmad
> Version: 2.8.1
> OS: Linux / Windows
> Submission from: (NULL) (194.225.128.135)
>
>
> With thanks to Alberto Viglione, in HW.tests function of homtest package, there
> is the following line
>
> V2 <- (sum(ni * ((ti - tauReg)^2 + (t3i - tau3Reg)^2))/sum(ni)   )^0.5
>
>
> which is a mistyping and leads to a miscomputation. It must be
>
> V2 <- sum(ni * ((ti - tauReg)^2 + (t3i - tau3Reg)^2)   ^0.5)   /sum(ni)
>
>
> as it is in help file of the function:
>
> V2 = sum[i from 1 to k] ni {(t^(i) - t^R)^2 + (t3^(i) - t3^R)^2}^(1/2) / sum[i
> from 1 to k] ni
>
>
> Similarly, in
>
> V2s[i] <- (sum(ni * ((ti.sim - tauReg.sim)^2 + (t3i.sim -
>    tau3Reg.sim)^2))/sum(ni))^0.5
>
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Thomas Lumley			Assoc. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle