Math Problem Statement
The scores and their percents of the final grade for a statistics student are given. An error occurred grading the final exam. Instead of getting 86, the student scored 93. What is the student's new weighted mean?
Score Percent of Final Grade Weighted Score
Homework 88 5 4.4
Quiz 81 30 24.3
Project 97 20 19.4
Speech 91 10 9.1
Final Exam 86 35 30.1
Solution
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Math Problem Analysis
Mathematical Concepts
Weighted Mean
Percentage Calculation
Formulas
Weighted Mean Formula: Sum(weighted scores) / Sum(percentages)
Theorems
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Suitable Grade Level
Undergraduate
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