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Mathematics, 23.03.2020 22:34 leigha54
A psychology professor assigns letter grades on a test according to the following scheme. A: Top 9% of scores B: Scores below the top 9% and above the bottom 57% C: Scores below the top 43% and above the bottom 18% D: Scores below the top 82% and above the bottom 5% F: Bottom 5% of scores Scores on the test are normally distributed with a mean of 76.9 and a standard deviation of 9.6. Find the numerical limits for a D grade. Round your answers to the nearest whole number, if necessary.
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A psychology professor assigns letter grades on a test according to the following scheme. A: Top 9%...
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