Suppose state lawmakers are interested in finding out whether a newly instituted state program about distracted driving is effective. A statistician divides the state into three regions then
Randomly selects a sample of adult licensed drivers from each region. Participants are then asked to
Fill out a questionnaire about distracted driving. What kind of sampling does this illustrate?
A) Stratified
B) Random Sampling
C) Cluster
D) Systematic

Question

Quizplus · Accepted Answer

This is an example of stratified sampling because the state is divided into regions (strata), and then a random sample is taken from each region.

Suppose State Lawmakers Are Interested in Finding Out Whether a Newly