Convert mean and sd to log standard deviation for a log normal distribution
Source:R/utilities.R
convert_to_logsd.Rd![[Stable]](figures/lifecycle-stable.svg)
Convert from mean and standard deviation to the log standard deviation of the
lognormal distribution. Useful for defining distributions supported by
estimate_infections, epinow, and regional_epinow.
convert_to_logsd(mean, sd)Arguments
- mean
Numeric, mean of a distribution
- sd
Numeric, standard deviation of a distribution
Value
The log standard deviation of a lognormal distribution
Examples
convert_to_logsd(2, 1)
#> [1] 0.4723807