student earned grades of 74, 75, 79, and 91 on her four regular tests. She earned a rade of 75 on the final exam and 84 on her class projects. Her combined homework rade was 86. The four regular tests count for 40% of the final grade, the final exam ounts for 30%, the project counts for 10%, and homework counts for 20%. What is mer weighted mean grade? 80.0 80.6 80.5 O81.1

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A student earned grades of 74, 75, 79, and 91 on her four regular tests. She earned a
grade of 75 on the final exam and 84 on her class projects. Her combined homework
grade was 86. The four regular tests count for 40% of the final grade, the final exam
counts for 30%, the project counts for 10%, and homework counts for 20%. What is
her weighted mean grade?
80.0
80.6
80.5
81.1
Transcribed Image Text:A student earned grades of 74, 75, 79, and 91 on her four regular tests. She earned a grade of 75 on the final exam and 84 on her class projects. Her combined homework grade was 86. The four regular tests count for 40% of the final grade, the final exam counts for 30%, the project counts for 10%, and homework counts for 20%. What is her weighted mean grade? 80.0 80.6 80.5 81.1
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