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dsparks/Logit.R

Created September 13, 2011 12:56
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Logit
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Logit.R
# http://en.wikipedia.org/wiki/Logit#Definition
# Logit: From probability to normal
# Logistic (inverse logit): From normal to probability
Logit <- function(p){log(p / (1 - p))}
Logistic <- function(x){exp(x) / (1 + exp(x))}
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