To prevent cheating, bidding is anonymous and companies are barred from discussing their participation.

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Andresen explained to BusinessWeek that bitcoins use a distributed intermediary to credit and debit accounts and prevent cheating.

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But research shows it is one of the best ways to prevent cheating.

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Randy Trask, president of GED Testing Service, said the new test would be worth the price, with additional features such as a detailed analysis of students' answers and security measures to prevent cheating.

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And to prevent any cheating, the pupil will have to stay with a teacher.

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It came after the National Beef Association (NBA) suggested the addition of the words "United Kingdom origin" to packaging to prevent "further cheating" by suppliers on the Continent.

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It does not make sense to not treat sick people in order to prevent healthy athletes from cheating.

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While the NCAA technically has oversight to organize the various tournaments and police individual wrongdoing, better known as cheating, it has no power to prevent schools from leaping from one conference to another for the almighty dollar, which is not in the best interests of the student-athletes they claim they are protecting.

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