3 kinds of sampling
Let's compare the performance of point estimates using simple, stratified, and cluster sampling. Before we do that, you'll have to set up the samples.
In these exercises, we'll use the RelationshipSatisfaction
column of the attrition dataset, which categorizes the employee's relationship with the company. It's an ordered factor with four levels: Low
, Medium
, High
, and Very_High
.
This exercise is part of the course
Sampling in R
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Perform simple random sampling to get 0.25 of the population
attrition_srs <- ___