Sampling from the zombie posterior
Again pars contains the data frame representing the posterior zombie IQ distribution you calculated earlier. The code draws sample_indices: a sample of row numbers (a.k.a. indices) from the posterior. Now, let's sample from pars to calculate some new measures!
Deze oefening maakt deel uit van de cursus
Fundamentals of Bayesian Data Analysis in R
Interactieve oefening met praktijkervaring
Probeer deze oefening door deze voorbeeldcode aan te vullen.
head(pars)
sample_indices <- sample( nrow(pars), size = 10000,
replace = TRUE, prob = pars$probability)
head(sample_indices)
# Sample from pars to calculate some new measures
pars_sample <- ___