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Use this tag for any *on-topic* question that (a) involves `R` either as a critical part of the question or expected answer, & (b) is not *just* about how to use `R`.

4 votes
1 answer
2k views

Converting log hazard function to survival probability

Does anyone know of a function in R that may help with the problem? …
agness13's user avatar
0 votes
1 answer
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log hazard function in R

I'm trying to write out the log hazard function of the lognormal distribution and use this in R. … : and the hazard function: I have the following for the log(hazard): log(hazard) = $-\log(2\pi)/2-\log(\sigma)-\log(t) - ((\log(t)-\mu)^2)/(2\sigma^2) - \log(1-\phi((\log(t)-\mu)/\sigma))$ In R
agness13's user avatar