Introduction To Human-Computer Interaction Flashcards

1
Q

List the 6 parts of an interview structure:

A

1) Introduction 2) Warm up 3) General Issues 4) Deep Focus 5) Retrospective 6) Wrap up: summary

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2
Q

List the four steps for identifying the competition:

A

a. Identify the main product goals b. Write a product description c. Write an audience profile d. Define key dimensions

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3
Q

Name 8 of the most popular research methods:

A
  • interviews
  • contextual inquiry
  • thinking aloud
  • focus groups
  • observations
  • user tests
  • surveys
  • probes/diary studies
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4
Q

List important characteristics of the “interview” research method:

A
  • Users needed: 5
  • Life cycle stage: early design stages
  • Advantage: flexible, in-depth, experience probing
  • Disadvantage: time-consuming, hard to analyze and compare
  • Variations: contextual inquiry, guided speculation
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5
Q

Three steps for forming the goals of your research plan:

A
  • Collect the issues
  • Prioritize goals (importance x severity)
  • Rewrite them as questions
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6
Q

What are the three principles for user-centered design:

A
  • Early focus on user and tasks
  • Empirical measurement of product usage
  • Iterative Design
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7
Q

What are four of the biggest mistakes a designer can make:

A
  • Using featurism
  • Machine Oriented Design
  • A Premature product release
  • Next bench design
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8
Q

What process is used for “user-centered design?”

A

Iterative Design Process

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9
Q

What is the dual-process theory?

A

System 1: (95%)
- Intuition & Instinct

System 2: (5%)
- Rational thinking

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10
Q

What is HCI:?

A
  • How humans interact with computers
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11
Q

What is the main purpose of metrics?

A

Identifying what and where the problems are.

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12
Q

Total page views or unique visitors are measurements of what?

A

Metrics

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13
Q

What three types of questions should be asked in a survey?

A

1) Characteristic questions
2) Behavioral questions
3) Attitudinal questions

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14
Q

Metrics, Customer Feedback, surveys, usability tests are all what?

A

Quantitative Methods

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15
Q

Clues about how a product should be used is called:

A

Affordances

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16
Q

The relationship between controls and the results of those controls is referred to as:

17
Q

When actions are restricted to reduce errors it is called:

A

Constraints

18
Q

The inspection of an entire system to see whether or not it complies with design principles is called:

A

Heuristic Evaluation

19
Q

A step by step evaluation of selected typical tasks within a system by a user is called:

A

Cognitive Walkthrough

20
Q

A walkthrough in a group is called a:

A

Pluralistic Walkthrough

21
Q

The guidelines and principles that are put in place to help us uphold values are known as:

22
Q

Ethics help us in three areas of user design:

A

Decision Making
Values
Responsibility

23
Q

What is the formula for calculating goals in user research?

A

importance x severity = priority

24
Q

When creating a schedule for your research you should do four things:

A

Integrate schedules
Adapt priorities
Focus on big issues
Focus on general issues

25
What are the characteristics of a CONTEXTUAL INQUIRY?
Users needed: 10 Interviews in a work context Easier to address realistic issues
26
What are the characteristics of the THINKING ALOUD method?
Users needed: 3 - 5 Lifecycle stage: Formative evaluation, iterative design Benefits: Pinpoints user misconceptions, cheap Disadvantages: Unnatural for users, hard to verbalize
27
What are the characteristics of the FOCUS GROUP method?
Users needed: 6-9 per group POBA talk Lifecycle stage: early development, feature definition, user involvement Advantage: Spontaneous reactions, group dynamics Disadvantage: Groupthink, Social demand characteristics
28
What are the characteristics of the OBSERVATION method?
Users needed: 5+ Lifecycle stage: Task and environment analysis, follow up studies Advantage: Ecological validity, reveals real user tasks, suggests functions and features Disadvantage: No experimenter control, intrusive, time consuming data analysis
29
What are the characteristics of SURVEYS?
Users needed: 30 + Lifecycle stage: early design, follow up studies Advantage: subjective user preferences, easy to repeat, and analyze Disadvantage: Sample bias, time consuming, no additional probing
30
What are the characteristics of USER TESTING?
Users needed: 10 + Lifecycle stage: Competitive analysis, benchmarking, final testing Advantage: Controlled study, quantitative data, results easy to interpret and compare, replicable Disadvantage: Low generalizability, tasks artificial and restricted, time intensive
31
What are the characteristics of a DIARY/PROBING study?
Users needed: Clusters of 5 (families) Lifecycle stage: environment analysis, early design stages Advantage: In context, over time, personalized, rich design inspiration Disadvantage: Little control, response bias, hard to analyze
32
When do you need to do an interview?
- When there is a need to attain highly personalized data - There are opportunities required for probing - A good return rate is important Respondents are not fluent in the native language of the country or have difficulties with written language
33
What uses subjective judgment to analyze a company's value or prospects based on non-quantifiable information?
Qualitative Analysis
34
Name some forms of survey bias:
* Sampling bias * Non-responder bias * Timing/duration bias * Invitation/incentive bias * Self-selection * Presentation bias: technologically, esthetically * Expectation bias
35
What is it when people transfer their expectations from familiar objects to similar new ones?
Transfer Effects