Re: [R] Inverse of Probit

2013-11-20 Thread Ben Bolker
David Winsemius comcast.net> writes: > > > On Nov 19, 2013, at 10:59 AM, Calum wrote: > > > Hi there, > > I hope someone can help me. > > > > I have a dataset of Concentration against Mortality, and I am trying to > > compare the use of Logit and Probit models using this data. [snip snip sn

Re: [R] Inverse of Probit

2013-11-19 Thread David Winsemius
On Nov 19, 2013, at 10:59 AM, Calum wrote: > Hi there, > I hope someone can help me. > > I have a dataset of Concentration against Mortality, and I am trying to > compare the use of Logit and Probit models using this data. > > The issue I am having is trying to back transform the data from the

[R] Inverse of Probit

2013-11-19 Thread Calum
Hi there, I hope someone can help me. I have a dataset of Concentration against Mortality, and I am trying to compare the use of Logit and Probit models using this data. The issue I am having is trying to back transform the data from the probit model, to plot it in normal space instead of log spa