2 20:03
To: Lawrence, Adaku
Cc: r-help@r-project.org
Subject: Re: [R] Correcting for overdispersion
On Jul 9, 2012, at 20:23 , Lawrence, Adaku wrote:
> Hello,
>
> I am trying to determine LD50 and LD95 using dose.p in MASS however some of
> the Residual variance is larger than the degrees o
; > exp(13.664152-(1.96*0.04703530))
> [1] 783842
> BW
> Adaku
> ________________
> From: peter dalgaard [pda...@gmail.com]
> Sent: 09 July 2012 20:03
> To: Lawrence, Adaku
> Cc: r-help@r-project.org
> Subject: Re: [R] Correcting for overdispe
On Jul 9, 2012, at 20:23 , Lawrence, Adaku wrote:
> Hello,
>
> I am trying to determine LD50 and LD95 using dose.p in MASS however some of
> the Residual variance is larger than the degrees of freedom. Please can
> anyone help with any advice as to how i can correct for this?
Er, in what sens
Hello,
I am trying to determine LD50 and LD95 using dose.p in MASS however some of the
Residual variance is larger than the degrees of freedom. Please can anyone help
with any advice as to how i can correct for this?
Here is the model as inputted into R
y<-cbind(dead,n-dead)
model<-glm(y~lo
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