Introduction to Epidemiology 6th Edition by Ray M Merrill

Exercise 9

What study design allows for answering two or more questions in a single study?

Step 1 of 3

A factorial design refers to an experimental design that involves two or more series of treatments are specifically tried with all respects of combinations. This design involves answering two or more questions in a single study. This design also allows investigators to address the efficacy of two interventions process in a single cohort of participants.