A researcher is interested in variables that may affect an individual's driving ability.He has people drive a course in wet,dry,or icy conditions.In addition,he has them drive a vehicle with or without power steering,and with an automatic or a manual transmission.This design is an example of a ______ factorial.
A) 2 x 2
B) 3 x 2
C) 3 x 2 x 2
D) 2 x 2 x 2

Question

Quizplus · Accepted Answer

The design involves three independent variables: road conditions (wet, dry, icy), steering type (with or without power steering), and transmission type (automatic or manual). This results in a 3 (road conditions) x 2 (steering type) x 2 (transmission type) factorial design.

A Researcher Is Interested in Variables That May Affect an Individual's