Elaine gets quiz grades of 81, 85, and 82. She gets a 72 on her fınal exam. Find the weighted mean if the quizzes each count for 10% and the final exam counts for 70% of the final grade. Round to one decimal place. O 80.6 O 80.0 O 75.2 O 77.3
Elaine gets quiz grades of 81, 85, and 82. She gets a 72 on her fınal exam. Find the weighted mean if the quizzes each count for 10% and the final exam counts for 70% of the final grade. Round to one decimal place. O 80.6 O 80.0 O 75.2 O 77.3
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
![Solve the problem.
Elaine gets quiz grades of 81, 85, and 82. She gets a 72 on her final exam. Find the
weighted mean if the quizzes each count for 10% and the final exam counts for 70% of
the final grade. Round to one decimal place.
O 80.6
O 80.0
O 75.2
O 77.3](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdb35b797-3ae1-4a4e-b0a7-b5d80e301375%2F35f7ee9a-aac6-4b13-9d17-4d6c6061c07a%2Fz6t4oi_processed.png&w=3840&q=75)
Transcribed Image Text:Solve the problem.
Elaine gets quiz grades of 81, 85, and 82. She gets a 72 on her final exam. Find the
weighted mean if the quizzes each count for 10% and the final exam counts for 70% of
the final grade. Round to one decimal place.
O 80.6
O 80.0
O 75.2
O 77.3
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Weighted mean formula
= w1x1 + w2x2 + .............+wnxn
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