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!
Latihan ini merupakan bagian dari kursus
Fundamentals of Bayesian Data Analysis in R
Latihan interaktif langsung praktik
Cobalah latihan ini dengan melengkapi kode contoh ini.
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 <- ___