Q. How does the presence of dominant participants and varied group dynamics impact experimental results in group studies?

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Q. In a group experiment, what factor can lead to the need for a larger number of groups to achieve statistical significance?

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Q. Why might the challenge of gathering a sufficient number of experimental groups be more pronounced in group experiments compared to single-user experiments?

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Q. In group experiments, what is one advantage of using microanalysis of features like gaps between utterances?

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Q. What is a possible advantage of opting for a more anecdotal analysis of group experiments?

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Q. Why might attempts at controlled experiments with limited experimental groups be challenging in the context of group-working studies?

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Q. How does ethnography differ from the experimental perspective in studying group interactions?

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Q. What is a challenge associated with conducting field studies with groups in experimental situations?

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Q. What is the main advantage of using the think aloud technique in user observation?

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Q. How can the process of observation using think aloud be affected by the act of describing one's actions?

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Q. What is cooperative evaluation as a variation of think aloud?

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Q. What is the primary focus of the recording method used in think aloud sessions?

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Q. What is the term used to describe the record of an evaluation session using techniques like think aloud?

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Q. What is a potential limitation of using paper and pencil for recording user actions during an evaluation session?

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Q. What can coding schemes for frequent activities help improve during user action recording?

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Q. What is a benefit of audio recording during user observation?

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Q. What is a challenge associated with video recording during user observation?

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Q. Which of the following methods allows capturing both the user's actions and their interactions with a computer screen?

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Q. What is a characteristic of computer logging for user actions?

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Q. What does computer logging primarily capture during user interaction?

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