Mathematics, 17.12.2021 03:00 JEThompson6416
A humanities 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 62% C: Scores below the top 38% and above the bottom 18% D: Scores below the top 82% and above the bottom 10% F: Bottom 10% of scores Scores on the test are normally distributed with a mean of 65.4 and a standard deviation of 9. Find the minimum score required for an A grade. Round your answer to the nearest whole number, if necessary.
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A humanities professor assigns letter grades on a test according to the following scheme. A: Top 12%...
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