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Learning Check 2

Total questions: 130

Worksheet time: 5hrs 25mins

Name
Class
Date
1.

What type of correlation?

The temperature outside and the amount of ice cream sales.

a)

Positive correlation

b)

Negative correlation

c)

No correlation

2.

What type of association does this graph have?

a)

negative

b)

no correlation

c)

positive

3.
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
4.

Describe the correlation in the graph shown.

a)

Linear and Negative

b)

Linear and Positive

c)

Non-linear Negative

d)

Non-linear and Positive

5.

The association value for this graph will indicate a

a)

Negative, non-linear

b)

Postive, Linear

c)

Negative, Linear

d)

Positive, non-linear

6.

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

e)

Non-Linear and Negative

7.

Describe the Association for the graph.

a)

Linear and Negative

b)

Linear and Positive

c)

No Association

d)

Non-Linear and Positive

e)

Non-Linear and Negative

8.

Describe the association for the graph.

a)

Linear and Positive

b)

Linear and Negative

c)

Non-Linear and Negative

d)

Non-Linear and Positive

e)

Non-Linear and No Association

9.

Describe the association for the graph.

a)

Linear and Negative

b)

Linear and Positive

c)

Non-Linear and No Association

d)

Non-Linear and Positive

e)

Non-Linear and Negative

10.

Describe the association for the graph.

a)

Linear and Positive

b)

Linear and Negative

c)

Non-Linear and Negative

d)

Non-Linear and No Association

11.

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

12.

What is the association between length of running start and distance of jump?

a)

positive: the further you run the further you jump

b)

negative: the less you run the less distance of your jump

c)

positive: the further your running start the less your distance

d)

negative: the more you run the less distance you jump

13.
Which scatter plot shows a negative relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
14.
Which scatter plot shows no relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
15.
Which scatter plot show a positive relationship?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
16.

Which scatterplot does NOT suggest a linear relationship between x and y?

a)
b)
c)
d)
17.

Describe the association for the scatterplot based on data plotted.

a)

As the weeks increase, the amount of money on the gift card increases.

b)

As the weeks decrease, the amount of money on the gift card increases.

c)

There is no relationship between the time in weeks and the amount of dollars.

d)

As the weeks increase, the amount of money on the gift card decreases.

18.
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
19.
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
20.
Identify the type of association.
The amount of gas left in the car and the number of miles driven.
a)
Positive
b)
Negative
c)
None
21.
Identify the type of association.
The type of phone you use and the number of siblings you have.
a)
Positive
b)
Negative
c)
None
22.

Identify the type of association.

The amount of junk food you eat and your friend's height

a)

Positive

b)

Negative

c)

None

23.
Describe the correlation in the graph shown.
a)
Strong Negative
b)
Weak Positive
c)
Weak Negative
d)
Strong Positive
24.
What type of correlation does this scatter plot show?
a)
positive linear association
b)
negative linear association
c)
no association
d)
nonlinear association
25.
You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?
a)
As x increases, y decreases
b)
As x increases, y increases
c)
As x decreases, y decreases
26.
If a scatterplot has no association then...
a)
...it has no ordered pairs
b)
...it has ordered pairs that have a negative pattern
c)
...its ordered pairs have no predictable pattern
d)
...if it makes a lion on a graph (roar!)
27.
What is a scatter plot?
a)
A graph that shows the relationship of two data sets.
b)
A graph drawn using rectangular bars to show how large each value is.
c)
A graph that shows information that is connected in some way.
d)
A graph that shows data changing over time.
28.
Which scatter plot shows a linear relationship between x and y?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
29.

What is the correlation between length of hair and IQ?

a)

Positive

b)

Negative

c)

Zero

30.

What is the correlation between sleep and ability to focus?

a)

Positive

b)

Negative

c)

Zero

31.
What is the type of correlation for the following scatter plot?
a)
Negative 
b)
None
c)
Positive 
32.
What type of correlation does this scatter plot have?
a)
positive 
b)
negative
c)
none
d)
all of the above
33.
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 6 chapters. 
a)
≅100 pages
b)
≅170 pages
c)
≅60 pages
d)
≅20 pages
34.
You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?
a)
As x increases, y decreases
b)
As x increases, y increases
c)
As x decreases, y decreases
35.
Based on this scatter plot, a student with 6 absences should get approximately what score on the final exam? 
a)
≅ 58
b)
≅ 92
c)
≅ 100
d)
≅ 76
36.
As the age of the car increases, its value decreases. Which scatter plot represents this relationship?
a)
A
b)
B
c)
C
d)
D
37.
The number of siblings you have and your weight would have which type of correlation? 
a)
Positive
b)
Negative
c)
None
d)
All of the above
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 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
40.

If a carpenter earned $1000, what is the best estimate for how many days he worked?

a)

3

b)

4

c)

5

d)

6

41.

Choose the graph with a trend line that best fits the data.

a)

graph 1

b)

graph 2

c)

graph 3

d)

graph 4

42.
the slope is -5/7, what does that mean?
a)
gain 5 hour of sleep for 7 cups of coffee
b)
lose 5 hours of sleep for 7 cups of coffee
c)
lose 7 cups of coffee for 5 hours of sleep
d)
lose 5 cups of coffee for 7 hours of sleep
43.
Describe the correlation in the graph shown.
a)
Strong Negative
b)
Strong Positive
c)
Weak Negative
d)
Weak Positive
44.
The red line represents the line of best fit for the scatter plot. How many ice cream sales are expected if the temperature is 90°?
a)
55
b)
0
c)
103
d)
100
45.

What type of association does this scatterplot show?

a)

No association

b)

Nonlinear Association

c)

Positive Linear

d)

Negative Linear

46.

Which statement describes the relationship?

a)

No relationship

b)

Positive Relationship

c)

Constant Relationship

d)

Negative Relationship

47.

Based on this scatterplot, which statement is correct?

a)

The score of 80 is an outlier

b)

The score of 40 is an outlier

c)

The more assignments the students completed, the higher their test score

d)

The fewer assignments the students completed, the higher their test score

48.

The table shows the number of hours Jayleen watched TV per week and her weekly science test grades. What type of association exists?

a)

No association

b)

Positive association

c)

Negative association

d)

Irrational association

49.

Which situation would most likely represent a positive correlation?

a)

the temperature ouside and the temperature inside

b)

an increase in altitude and an increase in temperature

c)

the amount of money earned and the amount of money spent

d)

the number of miles driven and the amount of gas consumed

50.

Which typeof association is most likely to exist between the amount of time an individual uses a laptop and the percent of battery life of the laptop?

a)

A negative association

b)

A positive association

c)

Nonlinear association

d)

No association

51.

Based on this scatterplot, which point would most likely be considered an outlier?

a)

(2,4)\left(2,4\right)

b)

(4,4)\left(4,4\right)

c)

(6,6)\left(6,6\right)

d)

(8,3)\left(8,3\right)

52.

What type of correlation is shown in the table?

a)

A positive correlation

b)

A constant correlation

c)

A negative correlation

d)

No correlation

53.

What type of correlation does this scatterplot show?

a)

linear association

b)

positive association

c)

negative association

d)

nonlinear association

54.

Which statement is true?

a)

As the price decreases, the quantity purchased decreases

b)

As the price increases, the quantity purchased increases

c)

As the price increases, the quantify purchased decreases

d)

There is no relationship between price and quantity purchased.

55.

The local service center advertises that it charges a flat fee of $50 plus $8 per mile to tow a vehicle. Write an equation that represents the total cost (C) of a service for m miles of towing.

a)

y = 8x + 50

b)

C = 50m +8

c)

y = 50x + 8

d)

C = 8m + 50

56.
Solve for f:
f - 4 = 6f + 26
a)
f = -5
b)
f = 5
c)
f = 6
d)
f = -6
57.

Solve the following equation:

3(x+5)=123\left(x+5\right)=12  

a)

11  

b)

−1-1  

c)

99  

d)

44  

58.

Using the model, write the equation.

a)

6 = 2+x;

b)

6 = -2x;

c)

-6 = 2x;

d)

6 = 2x;

59.

Solve for x

a)

x = 4

b)

x = 1

c)

2x = 4

d)

x = 2

60.
Is this set of ordered pairs a function or not a function? 
a)
Function
b)
Not a Function 
61.
What kind of number is -3?
a)
rational
b)
irrational
c)
whole
d)
natural
62.
What kind of number is   π   ?
a)
rational
b)
irrational
c)
whole
d)
integer
63.
Is 3.74 a rational number?
a)
yes
b)
no
64.
Is -5/8 a rational number?
a)
yes
b)
no
65.
A REPEATING decimal is what type of number?
a)
Rational 
b)
Irrational
66.
The square root of 2 is an irrational number because...
a)
All square roots are irrational
b)
The answer is a decimal that never stops
c)
Two is an even number
d)
The answer is 1
67.
Pi
a)
Rational
b)
Irrational
68.

Irrational numbers...

a)

reduce to π

b)

never end and never repeat

c)

can sometimes be perfect squares

d)

must be negative

69.
-17.5
a)
Rational 
b)
Irrational
70.
4.032
a)
Rational 
b)
Irrational
71.
A repeating decimal is what type of number?
a)
Rational 
b)
Irrational
72.
A decimal that stops is which type of number? Example: 2.75
a)
Rational
b)
Irrational
73.

183\frac{18}{3}  

a)

Rational

b)

Irrational

74.

713\frac{7}{13}  

a)

Rational

b)

Irrational

75.
Which of the following numbers is irrational?
a)
√8
b)
¾
c)
2
d)
-1.325
76.
How do you find the area of a square?
a)
Length + Width
b)
(Side) * 4
c)
(Side) * (Side)
d)
Width * 2
77.
How do you find the area of a square?
a)
(Side) * 2
b)
(Side) + (Side)
c)
Length + Width
d)
(Side)2
78.
What is the area of a square with a side of 7?
a)
14
b)
28
c)
49
d)
64
79.
What is the area of a square with a side of 12?
a)
144
b)
24
c)
48
d)
6
80.
What is the perimeter of a square with a side of 3?
a)
9
b)
12
c)
6
d)
24
81.
If I know the area of a square, how do I find the side length?
a)
I square the area.
b)
I divide the area by 2.
c)
I take the square root of the area.
d)
I divide the area by 4.
82.
What is the side length of a square that has an area of 36?
a)
9
b)
18
c)
6
d)
1296
83.
What is the perimeter of a square that has an area of 81?
a)
9
b)
36
c)
18
d)
81
84.
In between what two integers is the square root of 77?
a)
5 and 6
b)
6 and 7
c)
7 and 8
d)
8 and 9
85.
√100
a)
15
b)
10
c)
11
d)
12
86.
√16
a)
4
b)
8
c)
2
d)
9
87.

Level 3: Which point best represents √47?

a)

A

b)

D

c)

E

d)

F

88.

Jackson wants to buy a new video game console. He has saved $50 and earns $20 per lawn that he mows. Which of the following can be used to determine the number of lawns Jackson needs to mow, m, in order to buy the video game console, which costs v, dollars?

a)

v=50m+20v=50m+20

b)

m=25v+50m=\frac{2}{5}v+50

c)

v=20m+50v=20m+50

d)

m=52v+50m=\frac{5}{2}v+50

89.

Which equation best represents the line in the graph?

a)

y=3x+2y=3x+2

b)

y=34x+2y=\frac{3}{4}x+2

c)

y=2x+3y=2x+3

d)

y=43x+2y=\frac{4}{3}x+2

90.

Which equation best represents the line in the graph?

a)

y=3x+2y=3x+2

b)

y=34x+2y=\frac{3}{4}x+2

c)

y=2x+3y=2x+3

d)

y=43x+2y=\frac{4}{3}x+2

91.

Which equation best describes the distance versus time data in the graph?

a)

d=6td=6t  

b)

d=37.5td=37.5t  

c)

d=30td=30t  

d)

d=50td=50t  

92.

Which of the following best represents a linear proportional relationships?

a)
b)

y=3x−7y=3x-7  

c)

y=8x+25y=8x+25  

d)
93.

when 2 variables are proportional to each other, then their relationship can be described as y = kx or k = y/x, where k determines how the 2 variables are related to one another.

a)

constant of proportionality (k)

b)

proportional

c)

non-proportional

d)

slope intercept form

94.
What is the constant of proportionality?
a)
8
b)
16
c)
24
d)
2
95.
Which graph is proportional?
a)

A and C

b)

B only

c)
C and D
d)

All are proportional

96.
Which best describes the equation?
y = 75x
a)
Proportional
b)
Nonproportional
97.
Proportional or Non-Proportional:
The video game rental fee is $15 plus $3 per day. 
a)
Proportional
b)
Non-Proportional
98.

How would you write 4.3756 x 104 in standard form?

(a)  

99.

How would you write 0.0005 in scientific notation?

a)

50 x 10-5

b)

5 x 10-4

c)

5 x 103

d)

.5 x 103

100.

How would you write -5.6 x 10-3 in standard form?

(a)  

101.
Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.
a)
True
b)
False
102.

Scientific Notation is made up of two number parts. The second part is a power 10.

a)

True

b)

False

103.

Which of the following numbers is written in scientific notation?

a)

20.35 x 104

b)

.2035 x 104

c)

2035 4

d)

2.035 x104

104.

Convert to scientific notation:


520,000,000

a)

52 x 107

b)

5.2 x 10-7

c)

5.2 x 108

d)

0.52 x 109

105.

What is scientific notation?

a)

A long way to write really short numbers

b)

A short way to write really large or really small numbers

c)

I don't know...

d)

None of the above

106.

If the exponent is a positive number the original number was...

a)

a really big number.

b)

a really small number.

107.

If the exponent is a negative number the original number was...

a)

a really large number.

b)

a really small number.

108.
What is the definition of function?
a)
Has inputs and outputs
b)
Every input has only ONE output
c)
Inputs have different outputs every time
d)
x-values and y-values
109.
a)
Function
b)
Not a Function
110.
Is this mapping a function or not a function? 
a)
Function
b)
Not a Function
111.
Is the relation a function? Why.
a)
Yes, because the x-value 11 has two y-values pair with it.
b)
Yes, because each x-value has only one y-value paired with it.
c)
No, because the x-value 11 has two y-values pair with it.
d)
No, because each x-value has only one y-value paired with it.
112.
Is this mapping a function or not a function? 
a)
Function
b)
Not a Function 
113.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
114.
Is this graph a function or not a function? 
a)
Function
b)
Not a Function
115.
Which set of values is a function?
a)
(9,5) (10,5) (9,-5) (10,-5)
b)
(3,4) (4,-3) (7,4) (3, 8)
c)
(6,-5) (7, -3) (8, -1) (9, 1)
d)
(2, -2) (5, 9) (5, -7) (1, 4)
116.
Does the table represent a function?
a)
Yes, there  is a repeated x-value. 
b)
No, there aren't any repeated y-values. 
c)
Yes, there are repeated y-values. 
d)
No, there is a repeated x-value. 
117.
Which graph does NOT pass the vertical line test?
a)
Graph 1
b)
Graph 2
c)
Graph 3
d)
Graph 4
118.
Addie saved more than $36. Which inequality represents the amount that she saved? 
a)
s > 36
b)
s < 36
c)
s ≤ 36
d)
s ≥ 36
119.
A number multiplied by 2 is no more than 12
a)
x > 12
b)
x < 12
c)
2x ≤ 12
d)
2x > 12
120.

A limo driver needs to make more than $450 in one day. He charges a rental fee of $375 plus $0.85 per mile. What inequality represents the number of miles, x, he would have to drive to reach his goal?

a)

0.85x + 375 > 450

b)

0.85x + 375 < 450

c)

0.85 + 375x > 450

d)

0.85 + 375x < 450

121.

The dance committee hired a DJ for the fall dance. The DJ charges $125 per hour but offers a $55 discount for clients who pay ahead of time.


The committee wants to keep the total cost under $600. Which inequality represents the maximum amount of hours the DJ will play at the dance if the committee pays ahead of time?

a)

125x + 55 < 600

b)

125x - 55 > 600

c)

125x + 55 > 600

d)

125x - 55 < 600

122.

The Frederick County Fair costs $15.00 to get in and $2.50 per ride, while the Montgomery County Fair costs $10.00 to get in and $3.00 per ride. Which equations could be used to determine how many rides you would need to go on for both fairs to be of equal value?

a)

15x + 2.5 = 10x + 3

b)

15 - 2.5x = 10 - 3x

c)

15 + 2.5x = 10 + 3x

d)

15 - 10 = 2.5x + 3x

123.
Cody’s Gym charges a $15 fee to join and $30 per month. Tyler’s Gym charges a $30 fee to join and $20 per month. Write an inequality that could be used to determine after how many months Tyler’s gym would be a better deal.
a)
30 + 20x < 15 + 30x
b)
30x + 20 < 15x + 30
c)
30 + 20x > 15 + 30x
d)
30x + 20 > 15x + 30
124.
Choose the situation that could represent the inequality:
25 – x < 15 + x
a)
Kasey has a gift card for $25. She buys a $15 CD and as many decals as she can buy with the rest of the gift card. How many decals can she buy?
b)
The school band has 25 people, and the theater class has 15 people. How many people must move from the band class to the theater class for the theater class to be as big or larger than the school band?
125.
The perimeter of the triangle below is 59 in.  Determine the value of x.
a)
9
b)
4
c)
7
d)
7.6
126.
The perimeters of the two shapes below are equal.  Determine the value x first, then find the perimeter.
a)
3
b)
20
c)
10
d)
8
127.

The perimeter is 142 ft. What is the value of x?

a)

13

b)

5

c)

10

d)

31

e)

34

128.

Both shapes have the same perimeter. Solve for x.

a)

x = 12

b)

x = 17

c)

x = 32

d)

x = 22

129.

What is the perimeter of a shape?

a)

The space inside the shape

b)

The edge or border of a shape

c)

Both A and B

d)

Neither A or B

130.

How do you calculate the perimeter of a shape?

a)

Add all the sides together

b)

Multiply the length by the width

c)

Add the length and width together

d)

None of these options

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