Question: Final Grade An instructor grades exams, 2 0 % ; term paper, 3 0 % ; final exam, 5 0 % . A student had

Final Grade An instructor grades exams, 20%; term paper, 30%; final exam, 50%. A student had grades of 83,72, and 90, respectively, for exams, term paper, and final exam. Find the student's final average. Use the weighted mean.
 Final Grade An instructor grades exams, 20%; term paper, 30%; final

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