Question: Dr. Purtilo is studying the grade distribution for his engineering class. He draws up the following table for his expected distribution. Grade Proportion 92-100 .1

Dr. Purtilo is studying the grade distribution for his engineering class. He draws up the following table for his expected distribution. Grade Proportion 92-100 .1 82-91 .2 72-81 .4 62-71 .2 <62 test

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