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HCI 2 - S2

QuestionAnswer
What type of content is best suited for automated analysis in online communities? Text
Which tool allows remote screen sharing and integrated audio for usability studies? Web conferencing tools
What does CAPTCHA stand for? Completely Automated Public Turing test to tell Computers and Humans Apart
What is a challenge in designing online research studies? Ethical concerns about privacy
What technology allows sensing of objects via radio frequencies? RFID
Which platform is popular for DIY sensor projects? Arduino
What is a key benefit of contextual inquiries in online research? Researchers can observe real-time user behavior
What is an API used for in online research? Extracting data from platforms
What is the flagship conference for ubiquitous computing? UbiComp
What was the goal of reCAPTCHA? Digitize difficult text for OCR
You want to know how many users prefer iOS over Android. What type of question should you ask? Unordered closed-ended
You want to gather data from 10,000 users quickly and cheaply. What should you use? Web-based questionnaire
You want to explore how users feel about a new feature. Which question type is best? Open-ended
A researcher asks users to describe their experience using a new app. What type of question is this? Open-ended
A team wants to test a new feature with users who are easy to reach. What sampling method are they using? Convenience
You want to ensure your sample represents different user types. What should you use? Stratified sampling
You want to know how users feel about your app’s usability. Which method gives the deepest insight? Interview
A user is asked to rate an app from 1 to 5. What type of question is this? Ordered closed-ended
You want to explore user behavior in a natural setting without interfering. What method should you use? Passive observation
A researcher uses a list of pre-written questions and asks them in the same order to all participants. What type of interview is this? Structured
What is a major challenge in sensor-based HCI research? Data transfer and processing
Which element is NOT part of a human computation task design? Hardware specifications
Who introduced the concept of “embodied virtuality”? Marc Weiser
Which platform is commonly studied in social media research? Twitter
What is a benefit of crowdsourced studies? Reduced researcher bias
Which of the following is NOT a method of online data collection? Face-to-face interviews
You want to know how many users clicked a button last week. What kind of data is this? Quantitative
A researcher wants to compare user satisfaction across different age groups. Which sampling method is best? Stratified
You are designing a mobile app and want to know how many users prefer dark mode. What method should you use? Survey
A researcher uses both surveys and interviews in a study. What is this approach called? Mixed methods
You want to compare user satisfaction between two different app versions. What method is best? Survey
A researcher sends out a paper questionnaire but gets few responses. What is a likely drawback? Low response rate
A researcher is already part of a development team and wants to study their workflow. What observation type is this? Total participation
You want to understand the challenges users face when using your app. Which method is best? Open-ended survey
What is “A/B testing” used for? Comparing alternative website designs
What is a major concern with using convenience samples in HCI research? Validity and generalizability
You want to gather feedback from a group of users discussing a new feature. What method is this? Focus group
You want to know how users feel about a feature immediately after using it. What method avoids recall bias? Observation during use
Which type of study is easiest to conduct online? Ethnographic studies of support groups
What is a drawback of crowdsourced studies? Lack of direct observation
A user is asked to choose their favorite app from a list. What type of question is this? Unordered closed-ended
You want to understand how a team adopted a new project management tool. What method fits best? Case study
A UX designer wants to observe how users interact with a kiosk without influencing them. Which method is best? Passive participation
A researcher wants to study a group of users over time to see how their behavior changes. What method is best? Case study
You want to know how many users completed a task in under 5 minutes. What type of data is this? Quantitative
A company wants to test a new feature with a group that represents their entire user base. What sampling method should they use? Simple random sampling
A researcher wants to understand cultural differences in app usage. What method is most appropriate? Interview
You are studying a rare user group. What sampling method is most effective? Snowball sampling
A researcher wants to understand why users abandon a checkout process. Which method is most appropriate? Interview
F4 F4
Which research design is most flexible and evolving? Qualitative
What is the main characteristic of experimental research? Manipulating variables to test hypotheses
What is the primary aim of research in HCI? To contribute to general knowledge
Which type of research is concerned with a specific problem and ends once it is solved? Problem solving
What is the focus of phenomenological research? Common lived experiences
Which type of HCI contribution involves creating new tools or systems? Artifact
What is the main goal of dataset contributions in HCI? To provide benchmarks and data for future research
What is the goal of correlational research? To measure relationships between variables
Which type of research is best for studying changes over time? Longitudinal
Which research method combines both quantitative and qualitative approaches? Mixed-methods
You want to measure how two variables vary together. What do you calculate? Covariance
Julius is analyzing survey responses from 100 users. He wants to find the most frequently selected interface design. What statistical measure should he use? Mode
A researcher uses SPSS to run a t-test. How should the data be arranged for independent samples? Same column with group coding
A student codes gender as Male = 1, Female = 0. What is this process called? Coding
You want to compare the popularity of four ads among men and women. What type of data is this? Multivariate
A researcher wants to know if gender affects device preference. What test should be used? Chi-square
A student wants to summarize how often each device was preferred. What should they create? Frequency distribution
A researcher finds r = 0.325 between two task times. What does this mean? No significant correlation
A researcher wants to test if prediction software improves typing speed. What hypothesis is tested? There is no significant difference
You collected data on age, gender, and device preference. What type of data analysis is appropriate? Multivariate
What is the purpose of a survey contribution in HCI? To synthesize existing research
Which type of qualitative research involves studying people in their natural environment? Ethnographic
What does qualitative research primarily focus on? Lived experiences and meanings
Which of the following is a theoretical contribution in HCI? A predictive model like Fitts’s Law
You have a dataset with only one variable: screen brightness levels. What type of analysis applies? Univariate
You want to analyze how three age groups prefer three different devices. What is the degree of freedom for the chi-square test? 4
In a usability study, a participant’s age is recorded as 222. What should be done first? Clean the data
A developer wants to know which age group prefers stylus input. What kind of test should be used? Chi-square
You want to know the difference between the highest and lowest satisfaction scores. What do you calculate? Range
A researcher wants to compare the average task completion time between users who used a mouse and those who used a touchscreen. What test should be used? Independent-samples t-test
You want to test if device preference differs by age group. What kind of table do you create first? Contingency table
A participant’s task time is far from the average. What measure helps identify this? Standard deviation
Which of the following is a common data collection method in qualitative research? Interviews
Which of the following is a characteristic of quantitative research? Deductive analysis
Which of the following is NOT a type of quantitative research? Phenomenological
You want to find the midpoint of a class interval 10–12. What is it? 11
You want to know how spread out the task completion times are. What measure should you use? Standard deviation
You want to know if task time differs between two software versions used by the same participants. What test applies? Paired-samples t-test
A UX team wants to compare satisfaction scores between two unrelated groups. What test should they use? Independent-samples t-test
You want to find the average satisfaction score from a survey. What measure do you use? Mean
You’re analyzing data with three variables: age, device type, and satisfaction score. What analysis applies? Multivariate
What is the purpose of methodological contributions in HCI? To propose new research processes or tools
Created by: user-1835460
 

 



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