Yet much of that popular feeling may fail to show up at the polls.

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Smart Scheduling developed an algorithm predicting which patients will fail to show up at their medical appointments.

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But the airline believes that the policy results in seats going unsold when passengers fail to show up.

NPR: Higher Fares Help Southwest Airlines' Profit

Example: 20% of workers at some of Michigan's unionized auto plants fail to show up on any given day.

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The airline will start dinging some customers who fail to cancel their reservations and then don't show up for the flight.

NPR: Higher Fares Help Southwest Airlines' Profit