The student's weighted mean score is (Simplify your answer. Round to two decimal places as needed.)
The student's weighted mean score is (Simplify your answer. Round to two decimal places as needed.)
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
![The scores and their percent of the final grade for a statistics student are given. What is the student's weighted mean score?
| | Score | Percent of final grade |
|---------------|-------|------------------------|
| **Homework** | 90 | 10 |
| **Quiz** | 89 | 5 |
| **Quiz** | 91 | 5 |
| **Project** | 99 | 45 |
| **Final Exam**| 88 | 35 |
The student's weighted mean score is [ ]
(Simplify your answer. Round to two decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F96d4c8cb-af63-459c-8cdf-c777fdfe530a%2F6b1f30b1-eab3-4df4-a8a9-1a2044f3de28%2Fbiy4x4_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The scores and their percent of the final grade for a statistics student are given. What is the student's weighted mean score?
| | Score | Percent of final grade |
|---------------|-------|------------------------|
| **Homework** | 90 | 10 |
| **Quiz** | 89 | 5 |
| **Quiz** | 91 | 5 |
| **Project** | 99 | 45 |
| **Final Exam**| 88 | 35 |
The student's weighted mean score is [ ]
(Simplify your answer. Round to two decimal places as needed.)
Expert Solution
Step 1
Given that
| x |
Weighted (w) | w*x |
| 88 | 35 | 3080 |
| 89 | 5 | 445 |
| 90 | 10 | 900 |
| 91 | 5 | 455 |
| 99 | 45 | 4455 |
| ∑w=100 | ∑w*x=9335 |
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