349592b0_Human_factors___wikidoc__Use_of_subjects
[Name] Prototyping [Cost] $ Addresses Design and Layout issues Early; Before computer design or more time consuming developing occurs [Process] Paper prototyping- create simple, hand drawn mockup and make changes until best interface [Result type] Qualitative, quantitative and observational measurements. Results in a "best prototype" [Use of subjects] 
Typical user to use mock up version
Human factors - wikidoc