Before Premiering a Blockbuster Movie at a Theater, Test Screenings

Multiple Choice

Before premiering a blockbuster movie at a theater, test screenings are done beforehand. A small number of selected theaters are chosen geographically throughout the country. Each theater chosen Is supposed to be representative of theatergoers in that area. Everyone is interviewed when the
Movie is over. Identify the type of sampling used in this example.

A) Systematic sampling
B) Cluster sampling
C) Stratified sampling
D) Attempted census