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

The sampling method described is stratified sampling because the state is divided into regions (strata), and a random sample is taken from each region.

Suppose State Lawmakers Are Interested in Finding Out Whether a Newly