You look at a series of gauges. Most have their indicators pointing the same direction (to the right), but one is pointing a different direction. You notice the odd one immediately, regardless of how many other gauges are present. This pattern indicates that you found the discrepant indicator by

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Quizplus · Accepted Answer

This pattern indicates preattentive processing because the odd one out is immediately noticed without the need for conscious attention, suggesting that it is processed unconsciously and automatically. The other gauges may require more conscious attention to distinguish between them.

You Look at a Series of Gauges