logit

0th

Percentile

Logistic and odds functions and their inverses.

Logistic and odds functions and their inverses.

Keywords
math
Usage
logit(p)
antilogit(x)

odds(p)
antiodds(o)
Arguments
p
Probability value, a vector of numbers between 0 and 1, inclusive.
x
Real number, a vector of numbers between -Inf and Inf.
o
Real number, a vector of numbers between 0 and Inf.
Value

  • Vector of real values log(p/(1-p)) for logit. Vector of probabilities exp(x)/(1+exp(x)) for antilogit with boundary values of -Inf and Inf for x correctly handled. Vector of real values p/(1-p) for odds. Vector of probabilities o/(o+1) for antiodds with the boundary value of Inf for o correctly handled.

Aliases
  • logit
  • antilogit
  • odds
  • antiodds
Examples
logit(seq(0, 1, .1))
antilogit(logit(seq(0, 1, .1)))

odds(seq(0, 1, .1))
antiodds(odds(seq(0, 1, .1)))
Documentation reproduced from package HH, version 3.1-23, License: GPL (>= 2)

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