An experiment examining the interaction effects of the presence of police cars and the presence of speeding cameras on the number of speeding tickets issued is an example of which type of experimental design?
A) basic experimental design
B) legitimate experimental design
C) obtuse experimental design
D) factorial experimental design

Question

Quizplus · Accepted Answer

This is a factorial experimental design that involves two independent variables (presence of police cars and presence of speeding cameras) and their interaction effect on the dependent variable (number of speeding tickets issued).

An Experiment Examining the Interaction Effects of the Presence of Police