Vice versa and you're in luck: no letter grade, no soda ban.

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In fact, a recent survey found that 42 percent of Americans would prefer a letter grade associated with a credit score rather than the traditional three-digit number.

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In this letter grade you are looking at two things: Over the past 10 years, the company has consistently raised their earnings and increased their dividend payout to clients.

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Last year, my organization, The Leapfrog Group, initiated one such effort, the Hospital Safety Score, a letter grade rating the safety of 2600 hospitals, which Dr. Jha advises us on.

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What they created was a platform where someone can go, place ads across Google, Yahoo and Bing, and then get a simple letter grade to see how well their ads are doing.

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Her instructor, Amanda Eckhardt, testified this week that she stood by the grade, saying Thode failed to behave professionally and thus earned zero out of 25 points in class participation, bumping her down a full letter grade.

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In his resignation letter Mr McKenzie said the grade boundary shift was "the worst decision ever made by AQA".

BBC: English GCSE: Senior exam board figure quits AQA

In his letter Mr McKenzie quotes emails from a senior English assessor at AQA who states that the changes to grade boundaries between January and June did "massive damage" and "instantly hit the most vulnerable" pupils.

BBC: English GCSE: Senior exam board figure quits AQA