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Chapter 1 Test: Graphs, Ratios and Proportions

Total questions: 25

Worksheet time: 34mins

Name
Class
Date
1.

What type of association does this graph have?

a)

negative

b)

no correlation

c)

positive

2.
Which statement best represents this relationship?
a)
There is no relationship between the number of miles driven and the amount of gas remaining in the tank
b)
As the number of miles driven increases, the amount of gas remaining in the tank increases.
c)
As the number of miles driven increases, the amount of gas remaining in the tank decreases.
d)
A relationship cannot be determined from this scatter plot
3.

Describe the correlation in the graph shown.

a)

Linear and Negative

b)

Linear and Positive

c)

Non-linear Negative

d)

Non-linear and Positive

4.
Which statement best represents this relationship?
a)
There is no relationship between the number of miles driven and the amount of gas remaining in the tank
b)
As the number of miles driven increases, the amount of gas remaining in the tank increases.
c)
As the number of miles driven increases, the amount of gas remaining in the tank decreases.
d)
A relationship cannot be determined from this scatter plot
5.

Describe the association for the graph.

a)

Linear and Positive

b)

Linear and Negative

c)

Non-Linear and No Association

d)

Non-Linear and Positive

6.
Which scatter plot shows a negative relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
7.
Which scatter plot shows no relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
8.
Which scatter plot show a positive relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
9.
Identify the type of association.
The number of workers and the time it takes to build a house.
a)
Positive correlation
b)
Negative correlation
c)
No correlation
10.
Identify the type of association.
The color of your hair and the brand of toilet paper you use.
a)
Positive correlation
b)
Negative correlation
c)
No correlation
11.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
12.

Based on the line of best fit for the scatter plot, which of the following amounts is closest to the cost of a 120-minute phone call?

a)

$10

b)

$12

c)

$15

d)

$20

13.
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 chapters would be in a book with 180 pages. 
a)
12 chapters
b)
15 chapters
c)
18 chapters
d)
21 chapters
14.
Mr. Thomas wanted to know if the amount of class time that he gave students to study affected their test scores.  What kind of relationship between class study time and test scores is shown on the scatter plot.
a)
No correlation
b)
Positive correlation
c)
Negative correlation
d)
Positive then negative correlation
15.

What is the rate of the bicycle from 9am to 11 am?

a)

20 miles/hour

b)

30 miles/hour

c)

60 miles/hour

d)

15 miles/hour

16.

The two graphs show information for the same two people, Jen and Zen. Each statement below is true or false, choose the correct answer.


The older person is taller

a)

T

b)

F

17.

The two graphs show information for the same two people, Jen and Zen. Each statement below is true or false, choose the correct answer.


The taller person is heavier.

a)

T

b)

F

18.

Suppose you are riding a bike.

x = time; y = distance traveled


Which graph shows speeding up (acceleration)?

a)

D

b)

I

c)

E

19.

Suppose you are riding a bike.

x = time; y = distance traveled


Which graph shows slowing down (deceleration)?

a)

D

b)

I

c)

E

20.

Suppose you are riding a bike.

x = time; y = distance traveled


Which graph shows constant speed?

a)

D

b)

I

c)

E

21.

Suppose you are walking to school.

x = time; y = distance traveled


Which graph shows speeding up, then slowing down?

a)

P

b)

H

c)

T

22.

Suppose you are running home

x = time; y = distance from home


Which graph shows speeding up as you get closer?

a)

B

b)

Y

c)

A

23.

Suppose you are writing a story on a computer.

x = time; y = number of characters typed


Which graph shows constant speed, then stop, then a faster constant speed?

a)

S

b)

R

24.

Suppose you are writing a story on a computer.

x = time; y = number of characters typed


Which graph shows constant speed, then stop, then a slower constant speed?

a)

S

b)

R

25.

Identify the data sets as having positive, negative or no correlation:


The number of missing assignments in a math class and that student's grade.

a)

Positive

b)

Negative

c)

No Correlation

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