Mathematics, 13.01.2021 18:00, honwismun1127

A philosophy professor assigns letter grades on a test according to the following scheme. A: Top 12% of scores B: Scores below the top 12% and above the bottom 59% C: Scores below the top 41% and above the bottom 23% D: Scores below the top 77% and above the bottom 10% F: Bottom 10% of scores Scores on the test are normally distributed with a mean of 71.7 and a standard deviation of 7.2. Find the minimum score required for an A grade. Round your answer to the nearest whole number, if necessary.

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A philosophy professor assigns letter grades on a test according to the following scheme. A: Top 12%...