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Intro to Usability (UX) Testing

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101 for professionals interested in learning more about User Experience testing.

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Source: semanticstudios.com

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Build the next-gen cheese grater. scenario:

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“I want it to be unique, like the iPhone… this thing needs to ROCK.”

mr. executive:

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lol, no

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“Sales are terrible, I need you to find out why. Maybe we should add a touch screen.”

mr. executive:

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“Here’s a novel idea: why don’t we talk to our user, watch how they use it, and find out why they don’t like it.”

ux architect:

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“I love the style, rock on.” (as she snaps the guitar in half with a block of sharp cheddar)

ms. user:

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observations: •  Trouble holding the grater. •  Displeased huff scraping grated cheese off of the cutting

board. •  “The grating surface is too small! The cheese I buy is like,

four times this big.”

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Source: akendi.ca

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Much better

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I’ve been amazed at how often those outside the discipline of design assume that what designers do is decoration. Good design is problem solving.

Jeff Veen

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Source: xkcd.com

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How easy is it for users to accomplish basic tasks the first time they encounter a design?

learnability

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Once users have learned the design, how quickly can they perform tasks?

efficiency

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When users return after a period of not using a design, how quickly can they perform tasks?

memorability

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How many errors do users make, how severe are these errors, and how easily can they recover from the errors?

errors

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How pleasant is it to use the design? satisfaction

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investigation ideation design user testing

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A primarily qualitative UX activity used to evaluate a product by testing it with real users.

ux testing

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• Generally 3-5 participants per user-type. •  Lo/mid/high-fidelity or finished product. •  Possibly competitive or comparative.

test setup

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Source: nngroup.com

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Centered around observing user behavior. User-provided feedback is secondary data.

ux testing is…

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Task-based. ux testing is…

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One-on-one. ux testing is…

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A fantastic consensus builder. ux testing is…

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Iterative. ux testing is…

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“Think-aloud.” ux testing is usually…

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An eye-tracking study. ux testing is sometimes…

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Passively moderated, sometimes actively moderated.

ux testing is sometimes…

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Conducted with the facilitator in the room with the participant, sometimes in a control room.

ux testing is sometimes…

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•  In-lab •  On-site •  Remote •  Unmoderated

ux testing is sometimes…

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A validation technique. Test early and often—formative, not summative.

ux testing isn’t…

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About testing your users. ux testing isn’t…

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•  Contextual Inquiry •  User modeling •  Journey mapping •  Card Sort •  Tree Test •  Preference testing •  Design studios •  Heuristic evaluation •  A/B testing •  User diaries •  Surveys •  Focus groups

other ux activities

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h"p://linkedin.com/in/jaketruemper [email protected]  

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