

SLIDES - Weighted Averages
Presentation
•
Mathematics
•
12th Grade
•
Medium
+4
Standards-aligned
Evan Pratt
Used 1+ times
FREE Resource
10 Slides • 10 Questions
1
Open Ended
What around your mean to the nearest zes of shoes sold?
The following table represents the sizes of winter boots that were sold last week.
2
3
4
Multiple Choice
A survey was taken to find out how many times per year children saw a doctor. The results are shown in the table. What was the mean number of doctor visits per year?
3
3.25
3.5
3.75
5
6
7
8
Multiple Choice
A college course has grades weighted as: Final Exam 40%, Midterm 30%, Homework 30%. A student scores an 85 on the Final, a 75 on the Midterm, and a 95 on Homework. What is their course average?
9
Multiple Choice
A company's performance is rated using the following: Customer Service 30%, Product Quality 50%, Delivery 20%. They score 85 on Service, 90 on Product
Quality, and, 70 on Delivery. What is the weighted rating?
10
Multiple Choice
11
12
13
14
15
16
Open Ended
What is one real-world situation where you might use weighted averages or indices to make a decision?
17
Multiple Choice
A weighted average is different from an average because the items are...
weighted the same
weighted depending on importance
weighted more heavily
weighted less
18
Multiple Choice
Tests are 60% of the grade, Quiz 15%, Homework is 10% of the grade, and Classwork is 15% of the grade.
19
Multiple Choice
A student's final grade is calculated based on tests, projects, and homework. Tests are weighted 50%, projects are weighted 30%, and homework is weighted 20%. If a student scores 80% on tests, 90% on projects, and 95% on homework, what is the student's weighted average grade?
92
88
78
86
20
Multiple Choice
Final Exam Grade = 88
Hk = [95, 90, 85, 90, 95, 100, 95, 94]
Class Part = [95, 90, 100, 95, 95, 90, 100]
Calculate the weighted average on System 1
What around your mean to the nearest zes of shoes sold?
The following table represents the sizes of winter boots that were sold last week.
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