A study is designed to investigate the difference between two different intensities of ultrasound as well as two different durations of ultrasound treatment for treatment of diabetic ulcers. This research design would be classified as:
A) One-way (single factor) design
B) Two-way (two factor) design
C) Three-way (three factor) design
D) Four-way (four factor) design

Question

Quizplus · Accepted Answer

This study involves two factors: the intensity of ultrasound and the duration of ultrasound treatment, making it a two-way (two factor) design.

A Study Is Designed to Investigate the Difference Between Two