We used it once—and not for 'excellent'
(NEWSER) - You can get an A, B, C, D, or F in a class—whatever happened to E? It was used at one point, writes Brian Palmer in Slate’s Explainer column . At Mount Holyoke College, which boasts the earliest record of letter grades, it was given for scores of 74 or below and represented failure. One year later, in 1898, the scale was tweaked and F was added for failing grades, while E was still used for scores slightly above F range. More»