True/False
Indicate whether the sentence or statement is true
or false.
|
|
|
1.
|
The
mean is ALWAYS the best way to get the most accurate results?
|
Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
|
|
|
At
the Woodlands Summer Camp, teams of three students compete in an obstacle course race through the
woods. Along the way, the teams must use the skills they’ve learned to solve problems. The
results of the race are shown in the bar graph.
|
|
|
2.
|
What
does the vertical axis represent? a. | the team name | b. | the amount of
time needed to complete the race | c. | the length of the obstacle course
race | d. | the amount of
time the Hawks needed to complete the race | | |
|
|
|
3.
|
How
long did the Condors take to complete the race? a. | 25 minutes | c. | 32 minutes | b. | 30
minutes | d. | 28
minutes | | | | |
|
|
|
4.
|
How
long did the Eagles take to complete the race? a. | 36 minutes | c. | 38 minutes | b. | 32
minutes | d. | 28
minutes | | | | |
|
|
|
5.
|
How
much longer did the Condors take than the Owls to complete the race? a. | 6
minutes | c. | 22
minutes | b. | 28 minutes | d. | 9 minutes | | | | |
|
|
|
Gabe used the Internet to research prices of snowboards for his physical education
class. He has organized his results in the stem-and-leaf plot below.
Stem | Leaf | 14 | 0 5 5 9 | 15 | 5 | 16 | 3 5 | 17 | 4 9 | 18 | 5 6 9 9 | 19 | 4 8 8 9 | 20 | 0 | 21 | 4 | 22 | 5 5 9 | 23 | | 24 | | 25 | 9 | | | 18|9 =
$189 | | |
|
|
|
6.
|
How
many snowboards did Gabe find in his research?
|
|
|
7.
|
How
much is the most expensive snowboard?
|
|
|
8.
|
How
many snowboards cost less than $190?
|
|
|
Find the mean for each set of data.
|
|
|
9.
|
15,
28, 25, 22, 11, 12, 27
|
|
|
Find the mode for each set of data.
|
|
|
10.
|
16,
14, 24, 32, 14
|
|
|
11.
|
77,
48, 76, 73, 52, 59, 50, 69
|
|
|
Find the range for each set of data.
|
|
|
12.
|
18,
11, 26, 15, 29
|
|
|
Ichiro uses a circle graph to help him budget his monthly expenses. Use the graph
to answer the following questions.
|
|
|
13.
|
What
percent of Ichiro’s monthly budget is dedicated to his car?
|
|
|
14.
|
Which
of the following is Ichiro’s greatest monthly expense? a. | food | c. | rent | b. | utilities | d. | car | | | | |
|
Short Answer
|
|
|
Mr. Landry organized the grades earned by his class on a math quiz in the
stem-and-leaf plot. Use the plot to answer the following questions.
Stem | Leaf | 4 | 9 | 5 | | 6 | 0 5 8 8 | 7 | 2 4 6 6 7 8 | 8 | 0 1 3 3 5 6 9 9 | 9 | 2 4 4 5 8 | 10 | 0 | | | 7|2 =
72 | | |
|
|
|
15.
|
How
many students took Mr. Landry’s math quiz?
|
|
|
16.
|
What
was the highest grade earned on the quiz?
|
|
|
17.
|
What
was the lowest grade earned on the quiz?
|
|
|
18.
|
Mr.
Landry uses the grading scale shown below.
A | 92 –
100 | B | 84 –
91 | C | 75 –
83 | D | 68 –
74 | F | Below
68 | | |
How many students earned an A or a B on the quiz?
|