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Unit 5 Review - Linear Models and Tables

Total questions: 90

Worksheet time: 3hrs 0mins

Name
Class
Date
1.

How much does it cost to have your lawn mowed for 2 hours?

a)

$16

b)

$17

c)

$18

d)

$19

2.
Which runner stopped for a rest?
a)
Albert
b)
Bob
c)
Charlie
3.

The graph shows Timmy's distance he is as he leaves school one afternoon. What happens in section B?

a)

Timmy is walking back to school because he forgot his math book.

b)

Timmy is talking to a friend and not walking.

c)

Timmy is walking faster home.

d)

Timmy is dancing in the street.

4.

Interval 2 is...

a)

Increasing

b)

Constant

c)

Decreasing

d)

Positive

5.
How far is the person from the starting point after 3 seconds?
a)
0 m
b)
2 m 
c)
3 m
d)
6 m 
6.
What is happening in the graph between 30 and 40 minutes?
a)
Sarah is accelerating
b)
Sarah is not moving
c)
Sarah is slowing down
d)
Sarah is travelling at a constant speed
7.
a)
The boat came to a stop after it traveled for 10 minutes. 
b)
The boat was at rest from 20 to 40 minutes. 
c)
The boat traveled the fastest in the last 20 minutes. 
d)
The boat traveled the shortest distance in the first 20 minutes. 
8.
On which day was hair length 23 cm?
a)
day 60
b)
day 90
c)
day 120
d)
day 150
9.
What is the most likely explanation for the change seen after the two-minute mark?
a)
The person started exercising.
b)
The person fell asleep.
c)
The person inhaled.
d)
The person sat down.
10.
What is the highest temperature that this fever reaches?
a)
37
b)
38
c)
39
d)
40
11.

What type of correlation does this graph have?

a)

Negative

b)

no association

c)

positive

12.

What type of correlation does this graph have?

a)

positive

b)

negative

c)

none

d)

all of the above

13.

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?

a)

60

b)

92

c)

70

d)

76

14.

Which sentence describes the relationship shown on this scatter plot?

a)

As the temperature decreases, the visitors increase.

b)

As the temperature increases, the number of visitors increases.

c)

As the visitors increase, the temperature decreases.

d)

No correlation

15.

Describe the correlation in the graph shown.

a)

Strong Negative

b)

Strong Positive

c)

Weak Negative

d)

Weak Positive

16.

What type of correlation does this scatter plot show?

a)

positive

b)

negative

c)

no correlation

d)

nonlinear association

17.

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?

a)

85

b)

92

c)

70

d)

76

18.

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many pages would be in a book with 19 chapters.

a)

150 pages

b)

170 pages

c)

190 pages

d)

210 pages

19.

Based on the graph, if Joe earned $400, how many hours did he work?

a)

25 hours

b)

35 hours

c)

45 hours

d)

15 hours

20.

Describe the correlation in the graph shown.

a)

Strong Negative

b)

Strong Positive

c)

Weak Negative

d)

Weak Positive

21.
The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 
a)
A. 50 min
b)
B. 80 min
c)
C. 45 min
d)
D. 60 min
22.

Which scatter plot show a positive relationship?

a)

Graph A

b)

Graph B

c)

Graph C

d)

Graph D

23.

Based on the scatterplot, which of the following conclusions about the relationship between her height and weight is true?

a)

There is a negative relationship between height and weight

b)

There is a positive relationship between height and weight

c)

There is a constant relationship between height and weight

d)

There is no relationship between height and weight

24.

a)

Graph 1

b)

Graph 2 (the middle one) that I circled in the video

c)

Graph 3

25.

What type of correlation does this scatter plot show?

a)

positive

b)

negative

c)

no correlation

d)

nonlinear association

26.
The number of siblings you have and your weight. 
a)
Positive correlation
b)
Negative correlation
c)
No correlation
d)
All of the above
27.
What type of association does this graph show?
a)
Positive
b)
negative
c)
none
d)
all of the above
28.

What type of correlation does this graph have?

a)

positive

b)

negative

c)

none

d)

all of the above

29.

a)

A

b)

B

c)

C

d)

D

30.

What type of correlation does this graph have?

a)

Negative

b)

no association

c)

positive

31.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
32.

Is this line an accurate line estimate of best fit for the data?

a)

Yes

b)

No

33.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
There is no line of best fit for this graph because there is no trend.
34.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
There is no line of best fit for this graph because there is no trend.
35.

Which sentence describes the relationship shown on this scatter plot?

a)

As the temperature decreases, the visitors increase.

b)

As the temperature increases, the number of visitors increases.

c)

As the visitors increase, the temperature decreases.

d)

No correlation

36.
Which of the following lines represents the line of best fit for the scatter plot?
a)
There is no line of best fit for this graph.
b)
B
c)
C
d)
D
37.

a)

1

b)

2

c)

3

d)

4

38.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
39.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
40.

a)

A

b)

B

c)

C

41.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
There is no line of best fit for this graph
42.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
43.
Select the statement that best describes the line.
a)
The line is the line of best fit.
b)
The line is NOT a line of best fit because it does not pass through two points.
c)
The line is NOT a line of best fit because it does not go through the middle of the data set.
d)
The line is NOT a line of best fit because it does not go through the origin.
44.
What type of association does this graph show?
a)
Positive
b)
negative
c)
none
d)
all of the above
45.

Is this line an accurate line estimate of best fit for the data?

a)

Yes

b)

No

46.

Is this line an accurate line estimate of best fit for the data?

a)

Yes

b)

No

47.

Is this line an accurate line estimate of best fit for the data?

a)

Yes

b)

No

48.

What is the equation of the line of best fit

a)

y= -2x + 10

b)

y= 10x+ 2

c)

y= 10

49.

Which line is the best line of best fit?

a)

a

b)

b

c)

c

d)

i don't see any lines

50.

What are the coordinates of the outlier?

a)

(1,9)

b)

(9,1)

c)

(2,2)

d)

y=x

51.

What is the equation of the line of best fit?

a)

y= 2x

b)

y=3x+7

c)

y= 12x +3\frac{1}{2}x\ +3

d)

y= −12x −3-\frac{1}{2}x\ -3

52.
a)
positive trend
b)
negative trend
c)
no trend
53.
a)
positive trend
b)
negative trend
c)
no trend
54.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
55.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
56.

Which scatter plot shows a linear relationship between x and y?

a)

Graph A

b)

Graph B

c)

Graph C

d)

Graph D

57.
What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 
a)
4%
b)
14%
c)
13%
d)
29%
58.
What percentage of girls have blonde hair?
a)
30%
b)
32%
c)
29%
d)
40%
59.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
60.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
61.
A survey explored the relationship between gender and band class. Which is a reasonable conclusion?
a)
There are more band members than non-band members
b)
There are more boys in the class than girls
c)
There are more boys in band than not in band
d)
More than half of the bands members in the class are girls
62.
According to the two-way table, a person who plays an instrument is most likely to:
a)
Not play an instrument
b)
Not play a team sport
c)
Play a team sport
d)
All of the above
63.
What percentage of the days that it rained, did they forecast no rain?
a)
About 20%
b)
About 18%
c)
About 14%
d)
About 12%
64.
Of the times when the forecast called for rain, what is the percentage that it actually rained?
a)
About 90%
b)
About 50%
c)
About 70%
d)
About 80%
65.
According to the table, what is the relative frequency of Students ages 14 - 17 who skip breakfast?
a)
About 27%
b)
About 35%
c)
About 15%
d)
About 30%
66.
According to the table, what is the relative frequency of students ages 10 - 13 who eat breakfast?
a)
About 33%
b)
About 50%
c)
About 40%
d)
About 44%
67.
What is the relative frequency for selecting a teen given that the person likes chocolate?
a)

11.2%

b)

26.7%

c)

16.4%

d)

5.6%

68.
Given that the person would choose neither, what is the relative frequency if they are an adult?
a)

26%

b)

3.7%

c)

8.4%

d)

14.3%

69.
What is the relative frequency of people that purchased no food?
a)
10%
b)
60%
c)
15%
d)
30%
70.

How many male students were surveyed?

a)

30

b)

29

c)

50

d)

59

71.

How many total people were surveyed?

a)

78

b)

22

c)

70

d)

100

72.

How many total have an MP3 player?

a)

13

b)

57

c)

70

d)

100

73.

What number should go in the blue box?

a)

21

b)

135

c)

19

d)

22

74.

What would you divide to find the relative frequencies by row? (Select all that apply.)

a)

55/118

b)

55/143

c)

88/103

d)

88/143

75.
How many students were surveyed total?
a)
116
b)
182
c)
81
d)
298
76.
How many students in the 8th grade were surveyed?
a)
182
b)
116
c)
81
d)
298
77.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
78.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
79.

A die was rolled repeatedly. The table display the frequency of each possible outcome from this experiment. What is the relative frequency of rolling a 3?

a)

19

b)

1/6

c)

3/19

d)

19/100

80.
What is the total number of students speaking different languages?
a)
20
b)
25
c)
50
d)
100
81.
What is the relative frequency of students speaking Vietnamese?
a)
8%
b)
100%
c)
4%
d)
16%
82.
What is the relative frequency of students speaking German?
a)
7%
b)
1%
c)
100%
d)
12%
83.
What is the relative frequency of students speaking Spanish?
a)
16%
b)
12%
c)
24%
d)
48%
84.

What is the relative frequency of students speaking Arabic?

a)

32%

b)

24%

c)

10%

d)

2%

85.
What is the relative frequency of the number of studentas that have visited Florida?
a)
7%
b)
10%
c)
35%
d)
42%
86.
What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 
a)
4%
b)
14%
c)
13%
d)
29%
87.
According to the table, what is the relative frequency of students ages 10 - 13 who eat breakfast?
a)
About 33%
b)
About 50%
c)
About 40%
d)
About 44%
88.
What is the relative frequency for selecting a teen given that the person likes chocolate?
a)

11.2%

b)

26.7%

c)

16.4%

d)

5.6%

89.
What is the relative frequency of tigers at the refuge?
a)
110%
b)
10%
c)
30%
d)
100%
90.
According to the table, what is the relative frequency of students ages 10 - 13 who eat breakfast?
a)
About 33%
b)
About 50%
c)
About 40%
d)
About 44%

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