WorksheetsAverages vs. Weighted Averages
Total questions: 11
Worksheet time: 29mins
Name
Class
Date
1.
On the semester final, Joe scored 85, Jill scored 89, and Bill scored a 99.What was the average score for these students? _________
a)
91
b)
273
2.
Mary read six books in January, four books in February, and eight books in March.What was the average number of books read each month? __________
a)
18
b)
6
c)
14
3.
What is the average number of students in each class if there are 250 students in 10 classes?
a)
240
b)
25
4.
Clayton plays basketball on a team. He has played three
games so far. In the first game, he scored 10 points. In
the second game, he scored 14 points. In the third game,
he scored 6 points. What is Clayton's average points per
game?
games so far. In the first game, he scored 10 points. In
the second game, he scored 14 points. In the third game,
he scored 6 points. What is Clayton's average points per
game?
a)
30
b)
12
c)
3
d)
10
5.
Mandy earns money by delivering groceries. She earned
$4 on Monday, $7 on Tuesday, $5 on Wednesday, $4 on
Thursday, and $5 on Friday. What is the average amount
of money Mandy earned per day?
$4 on Monday, $7 on Tuesday, $5 on Wednesday, $4 on
Thursday, and $5 on Friday. What is the average amount
of money Mandy earned per day?
a)
25
b)
5
c)
21
6.
What is the mean of these numbers?
4,5,5,2,3,3,2,8
4,5,5,2,3,3,2,8
a)
40
b)
24
c)
4
d)
256
7.
What is the mean for these numbers?
5,5,5,5
5,5,5,5
a)
5
b)
20
c)
15
d)
100
8.
What is the mean?
4,5,6,7,3,4,10,1
4,5,6,7,3,4,10,1
a)
40
b)
48
c)
8
d)
32
9.
Find the class grade for a student with grades: Test 89%, Quiz 92, Homework 86%, and Classwork 95%.
Tests are 60% of the grade, Quiz 15%, Homework is 10% of the grade, and Classwork is 15% of the grade.
Tests are 60% of the grade, Quiz 15%, Homework is 10% of the grade, and Classwork is 15% of the grade.
a)
89.25
b)
91.55
c)
90.05
d)
i don't know
10.
Why would you use a weighted average instead of a traditional average calculation?
a)
Because you have a lot of numbers
b)
Because the value you are trying to calculate is made up of categories which each have different weights.
11.
A student's grade in a Psychology course is comprised of tests (40%), quizzes (20%), papers (20%), and a final project (20%). His scores for each of the categories are 85 (tests), 100 (quizzes), 92 (papers) and 84 (final project). Calculate his overall grade.
a)
90.25
b)
88.2
c)
89.2
d)
86.7
100 %
