rttnorm function

Draw from two-sided truncated normal

This function draws from a two-sided truncated univariate normal distribution.

rttnorm(mu, sig, lower_bound, upper_bound)

Arguments

• mu: The mean.
• sig: The standard deviation.
• lower_bound: The lower truncation point.
• upper_bound: The upper truncation point.

Returns

A numeric value.

Examples

### samples from a standard normal truncated at -2 and 2
R <- 1e4
draws <- replicate(R, rttnorm(0,1,-2,2))
plot(density(draws))