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The Pocket Universal Methods of Design by Bella Martin, Bruce Hanington

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034 Evaluative Research

Testing of prototypes, products, or interfaces by users of a system in design development

• This gauges human expectations against a designed artifact, determining whether something is useful, usable, and desirable.

• Testing should collect performance measures such as task speed and accuracy and preference measures such as aesthetic and emotional response.

• Research of existing and competing products may be useful in early stage design research, to inform new product development.

• Testing may be conducted in a lab setting or by people using products or prototypes in a real-world context.

• New crowdsourcing opportunities afford online testing by volunteers to assess how users are engaging with prototype interface designs ...

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