Notes 4-2

Notes 4-2 - Based on Feb 27th readings What is a slip What...

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Based on Feb 27 th readings What is a slip? What is a mistake? What is a violation? What is local rationality, and how does it affect error analysis? What are the human factors that contribute to system failure? Describe different instances of behavior say which type?(mode or description or capture or data driven or loss of activation or failure in activation) Slip(data driven, loss of activation)- no drink at break room Slip(data driven)- phone number keyed in Slip(capture)- car turn to soccer when going to Y Slip(description, loss of activation)- cereal with milk in fridge Mistake- Meet her in the wrong office When you do usability evaluation, it is in the presence of human error that alerts you to a problem in a usability design Knowing human error allows you to know where the problem truly is. Error Analysis The contribution of human behavior to system failure occurs because systems rely on an overwhelming contribution of human behavior to operate properly. Errors and Accidents
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This note was uploaded on 04/10/2008 for the course INLS 318 taught by Professor Barlow during the Spring '08 term at UNC.

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Notes 4-2 - Based on Feb 27th readings What is a slip What...

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