Mr. lee's expository writing class (kayak1)

Race #46664

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Official speed 144.55 wpm (19.84 seconds elapsed during race)
Race Start March 30, 2017 9:23:27pm UTC
Race Finish March 30, 2017 9:23:47pm UTC
Outcome Win (1 of 4)
Opponents 3. estevaoima (89.49 wpm)
Accuracy 98.0%
Points 0.00
Text #3622258 (Length: 239 characters)

The key goals in user-interface design are increase in speed of learning and in speed of use, reduction of error rate, encouragement of rapid recall of how to use the interface, and increase in attractiveness to potential users and buyers.