Kirschenbaum, Gray, Ehret, & Miller, 1996

Kirschenbaum, S. S., Gray, W. D., Ehret, B. D., & Miller, S. L. (1996). When using the tool interferes with doing the task. In M. J. Tauber (Ed.), Conference companion of the ACM CHI'96 Conference Human Factors in Computing Systems (pp. 203-204). New York: ACM Press.

When Using the Tool Interferes with Doing the Task

How much time the user spends working on a task versus fiddling with the tool is an important aspect of usability. The concept of the ratio and distribution of tool-only operations to total operations is proposed to capture this aspect.

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