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WorksheetsFHCI Quiz 02
Total questions: 50
Worksheet time: 25mins
What is the first step in determining how to analyze results?
Choose participants
Determine the hypothesis
Select statistical tests
Design the experiment
Which of the following is NOT a statistical measure mentioned?
Mean
Median
Mode
Frequency
What should you do with the data before performing statistical tests?
Ignore it
Look at it and save it
Delete outliers
Analyze it immediately
What is an outlier?
A common data point
A data point that is significantly different from others
A data point that is the average
A data point that is always correct
Why is it important to choose the correct statistical test?
To make the experiment easier
To ensure the results are valid
To impress others
To save time
What can happen if an inappropriate statistical test is chosen?
The results can be invalid
The results will always be correct
The experiment will be easier
The data will be lost
What is the purpose of looking at a graph or histogram of results?
To make it look nice
To expose outliers and trends
To confuse participants
To summarize the data
What is a common assumption about data in statistical tests?
Data is always perfect
Data is always normal
Data can be skewed
Data is irrelevant
What is the bell-shaped graph commonly associated with?
Linear regression
Normal distribution
Skewed data
Random sampling
What should you do if you find an outlier in your data?
Ignore it
Investigate it
Remove it immediately
Report it as an error
What is often assumed about well-designed interactive systems?
They require extensive training
They are completely intuitive
They are always user-friendly
They need no help
What is a more realistic approach to user support?
Assume users will never need help
Design help into the system
Provide help only after complaints
Limit help to manuals
Why is it unrealistic to expect users to operate complex systems without help?
Users are not intelligent
Complexity of the system
Users do not want to learn
Systems are always faulty
What should be included in the design of a system to assist users?
Hidden menus
Comprehensive help options
Complicated instructions
No help at all
What is the goal of user support in system design?
To confuse users
To enhance user experience
To limit user interaction
To reduce costs
What is a key benefit of involving users in the evaluation process?
It complicates the process
It provides valuable insights
It wastes time
It is unnecessary
What is one method of user participation in evaluation?
Surveys
Ignoring feedback
Limiting access
Reducing interaction
How can user feedback be effectively gathered?
Through observation
By asking leading questions
By avoiding direct questions
By limiting user input
What is the role of user testing in system design?
To validate design choices
To confuse users
To eliminate all errors
To reduce costs
What is a common challenge in user participation?
Users are always available
Users may not provide honest feedback
Users are experts
Users understand the system perfectly
What is the primary focus of usability testing?
Aesthetics
User satisfaction
System performance
Cost efficiency
Which of the following is a common usability issue?
Clear instructions
Confusing icons
Intuitive navigation
Responsive design
What is the purpose of feedback in user interaction?
To confuse users
To confirm actions taken
To limit user actions
To distract users
What is a potential outcome of poor usability design?
Increased user satisfaction
Higher user engagement
User frustration
Improved performance
What is the significance of user-centered design?
It focuses on aesthetics
It prioritizes user needs
It ignores user feedback
It complicates the design
What is a common method for evaluating user experience?
A/B testing
Ignoring user input
Reducing user interaction
Limiting feedback
What is the main goal of usability testing?
To find bugs
To improve user experience
To reduce costs
To limit user access
What is a key factor in designing effective user support?
Complexity
Accessibility
Ambiguity
Inaccessibility
What should be the focus of user training?
System complexity
User empowerment
Reducing user input
Limiting user access
What is the benefit of iterative design?
It complicates the process
It allows for continuous improvement
It limits user feedback
It reduces costs
What is a common mistake in user interface design?
Clear labeling
Consistent layout
Overloading with information
Intuitive navigation
What is the importance of context in usability testing?
It is irrelevant
It helps understand user behavior
It complicates the process
It limits user interaction
What is a primary goal of user feedback?
A) To validate design choices
To confuse users
To limit user input
To reduce costs
In a cognitive walkthrough, evaluators must document usability problems on a separate __________ report sheet.
feedback
usability problem
evaluation
design
The set of 10 __________ provided to evaluators helps them identify potential usability issues in a system.
guidelines
heuristics
principles
models
The __________ model predicts user performance with a particular interface and can filter design options.
Fitts
GOMS
cognitive
dialog
It is essential for help and documentation to be easy to __________, focused on the user’s task, and not too large.
read
search
write
understand
The __________ technique involves stepping through an action sequence to check for usability problems.
usability testing
cognitive walkthrough
heuristic evaluation
user feedback
Evaluators assess whether users will see the action as __________ when they need to use it.
available
necessary
clear
helpful
The __________ of a usability problem indicates how serious it will be for users and how often it might occur.
frequency
severity
impact
relevance
A complete, written list of the actions needed to complete a task is crucial for conducting a __________.
usability test
cognitive walkthrough
heuristic evaluation
user study
The __________ models can evaluate dialog sequences for issues like unreachable states and complexity.
cognitive
dialog
GOMS
task
User support acknowledges that users will require assistance at various __________ during their interaction with the system.
stages
times
levels
tasks
The principle of __________ in universal design ensures that systems can be used by people of all abilities.
accessibility
usability
flexibility
simplicity
Heuristic evaluation is primarily conducted by __________ who assess the usability of a system.
end-users
developers
experts
managers
The cognitive walkthrough focuses on how easy a system is to __________ for new users.
navigate
learn
use
develop
The principle of __________ requires that important elements be within the line of sight for users.
visibility
ergonomics
design
accessibility
A key aspect of model-based evaluation is that it combines design specification and __________ into the same framework.
testing
evaluation
implementation
documentation
The use of __________ in design helps to ensure that systems are usable by a diverse range of users.
prototypes
standards
guidelines
universal design principles
The severity rating of usability problems helps the design team prioritize which issues to address __________.
last
first
randomly
later
