Free Printable Review Day 2

1.

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

a)

D: {1, -3, -4,}
R: {0, 1, 2, -4}

b)

D: {-4, 0, 1, 2}
R:{-4, -3, 1}

c)

D: {0, 1, 2, 3, 4}
R:{1, -3, -4}

d)

D: {0, 1, 2, -4}
R: {1, -3, -4, 1}

2.

a)

{1, 2, 3, 4, 5}

b)

{-1, 1, 2, 3}

c)

{1, 2, 3, 5}

d)

[1, 5]

3.

What is the range?

a)

{-3, -1, 2, 4}

b)

{0, 4, 7}

c)

{0, 4, 4, 7}

d)

{7, 4, 0}

4.

What is the Domain of this linear function?

a)

-3 < x ≤ 5

b)

x = -1

c)

5 < x ≤ -3

d)

-2 < x ≤ 6

5.

What is the Range?

a)

y ≥ 6

b)

$-\infty<y\le6$

c)

-10 ≤ y ≤ 6

d)

-10 ≤ x ≤ 6

6.

What is the range of the following relation:
(9, -2) (4, 3) ( 8, 10) ( -4, 8)

a)

-4, 4, 8, 9

b)

-2, 3, 8, 10

c)

(9, -2) ( 4, 3)

d)

(8, 10) (-4, 8)

7.

-87 = -3 (3r + 8)

a)

8

b)

7

c)

20

d)

5

8.

a)

b = 3A - a - c

b)

b = -3A + a - c

c)

b = -3A - a - c

d)

b = 2A - c

9.

What is the solution to this equation?

a)

one solution

b)

no solution

c)

infinite solutions

d)

none of these

10.

Name the postulate, if possible, that makes the triangles congruent.

a)

SSS

b)

ASA

c)

AAS

d)

Not Possible

11.

Name the postulate, if possible, that makes the triangles congruent.

a)

SSS

b)

SAS

c)

ASA

d)

Not Possible

12.

a)

A

b)

B

c)

C

d)

D

13.

f(x) = 9-3x
g(x) = 5x-7
Find f(x)+g(x).

a)

14x-10

b)

-8x+2

c)

2x+2

d)

2x-2

14.

f(x) = x²+9
g(x) = x-9
Find f(x)-g(x).

a)

x²+x+9

b)

x²-x+9

c)

x²-x

d)

x²-x+18

15.

f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))

a)

19

b)

23

c)

-10

d)

None of these.

16.

When f(x) = 2x and g(x) = x²+ 3 , find f(g(x)).

a)

x²+ 2x + 3

b)

4x²+ 3

c)

2x²+ 3

d)

2x²+ 6

17.

What is the solution?

a)

One Solution

b)

No solution

c)

Infinitely Many Solutions

18.

How many solutions?

a)

One Solution

b)

No solution

c)

Infinitely Many Solutions

19.

The lines graphed on the coordinate grid each represent an equation. Which ordered pair represents a solution to both equations?

a)

(2, 2)

b)

(0, 4)

c)

(0, 0)

d)

((4, 0)

20.

Select the correct graph for each inequality.

a)

A

b)

B

c)

C

d)

D

21.

Is (0,0) a solution to the system?

a)

Solution

b)

Not a solution

22.

Which of the following is not a solution to this system of inequalities?

a)

(0,-1)

b)

(0,3)

c)

(4,0)

d)

(6,-2)

23.

Which system of inequalities matches the graph?

a)

y > 2x - 4
y < 2

b)

y < 2x - 4
y < 2

c)

y > 2x - 4
y < 2

d)

y < 2x - 4
y < -2

24.

Which system of inequalities is shown?

a)

y ≥ -x - 1
y < x + 4

b)

y < -x - 1
y ≥ x + 4

c)

y > -x - 1
y ≥ x + 4

d)

y > -x - 1
y ≥ x + 3

25.

Write the system of inequalities
Carlos works at a movie theater selling tickets. The theater has 300 seats and charges $7.50 for adults and $5.50 for children. The theater expects to make at least $2000 for each showing

a)

x+y≤300
7.5x+5.5y≥2000

b)

x+y<300
7.5x+5.5y≥2000

c)

x+y≤300
7.5x+5.5y≤2000

d)

x+y>2000
7.5x+5.5y≤300

26.

Select the correct graph for each inequality.

a)

A

b)

B

c)

C

d)

D

27.

Solve the system of inequalities by graphing.

a)

b)

c)

d)

28.

Solve the system of inequalities by graphing.

a)

b)

c)

d)

29.

translation up 1

a)

f(x) + 1

b)

f(x - 1)

c)

f(x) - 1

d)

f(x + 1)

30.

State the transformations of the function from the Parent Function

$g\left(x\right)=\left(x-2\right)^2+3$

a)

Shift Left 2

and

Shift Down 3

b)

Shift Right 2

and

Shift Up 3

c)

Shift Right 2

and

Shift Down 3

d)

Shift Left 2

and

Shift Up 3

31.

Is the pictured graph growth, decay, or linear or none?

a)

Exponential Growth

b)

Exponential Decay

c)

Linear

d)

None

32.

The next term of the sequence 2,4,8,16 are

a)

64

b)

32

c)

108

d)

20

33.

Is the pictured graph growth, decay, or linear or none?

a)

Growth

b)

Decay

c)

Linear

d)

None

34.

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

a)

f(x)=400(1+3)^x

b)

f(x)=400(1-0.03)^x

c)

f(x)=400(1+0.03)^x

d)

f(x)=400(0.03)^x

35.

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

a)

y = 15(35)^x

b)

y = 15(1.35)^x

c)

y = 15(0.35)^x

d)

y = 35(1.15)^x

36.

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

a)

y = 15(35)^x

b)

y = 15(1.35)^x

c)

y = 15(0.35)^x

d)

y = 35(1.15)^x

37.

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

a)

Growth

b)

Decay

38.

Write an equation that models the following situation:
Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.

a)

y=6(0.14)^x

b)

y=6(1+14)^x

c)

y=6(1.14)^x

d)

y=6(0.86)^x

39.

What is the y -intercept of y=3(4)^x?

a)

1

b)

0

c)

4

d)

3

40.

What values of b make an exponential decay function?

a)

b > 0

b)

b < 1

c)

b > 1

d)

0 < b < 1

41.

Which the following graphs shows an exponential decay equation?

a)

b)

c)

d)

42.

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

a)

y = 15(35)^x

b)

y = 15(1.35)^x

c)

y = 15(0.35)^x

d)

y = 35(1.15)^x

43.

What type of association does this scatter plot show?

a)

positive linear association

b)

negative linear association

c)

no association

d)

nonlinear association

44.

Given this regression information in Desmos, what is the line of best fit equation?

a)

y = 55.5x + 3.28

b)

y = 55.5x - 3.28

c)

y = 3.28x + 55.5

d)

y = -3.28x + 55.5

45.

Given this regression information in Desmos, describe the type of correlation.

a)

Strong positive

b)

Weak positive

c)

Strong negative

d)

Weak negative

46.

Given the following Scatter Plot, select the option that is most likely the r value.

a)

$r=-.45$

b)

$r=-.981$

c)

$r=.728$

d)

$r=.12$

47.

r = -0.3 is considered to have...

a)

moderate negative correlation

b)

weak negative correlation

c)

no correlation

d)

strong negative correlation

48.

Determine the Correlation Coefficient and decide whether it is weak, moderate, or strong.

a)

-0.19 weak

b)

-0.19 moderate

c)

0.04 weak

d)

0.04 strong

49.

Which scatter plot diagram shows the strongest positive correlation?

a)

b)

c)

d)

50.

What is the equation of the line of best fit?

a)

y= 2x+3

b)

y=3x+2

c)

y= $\frac{1}{2}x\ +3$

d)

y= $-\frac{1}{2}x\ +3$

51.

Which line is the best line of best fit?

a)

a

b)

b

c)

c

d)

i don't see any lines

52.

Residuals are . . .

a)

possible models not explored by the researcher

b)

variation in the response variable that is explained by the model

c)

the difference between the observed response and the values predicted by the model

d)

data collected from individuals that is not consistent with the rest of the group

53.

Describe the correlation in the graph shown.

a)

Strong Negative

b)

Strong Positive

c)

Weak Negative

d)

Weak Positive

54.

If the actual y value is 10 , and the residual is 7, what is the predicted value?

a)

17

b)

10

c)

7

d)

3

55.

What percentage of the data is between 90 and 140?

a)

25 %

b)

50%

c)

75%

d)

100%

56.

What percent of the data is between 30 and 35 on the number line?

a)

25%

b)

50%

c)

75%

d)

100%

57.

Which car club has the higher median?

a)

Cruisers

b)

Car Hops

c)

Neither. Can't determine median from the graph.

58.

What percentage of the data is between 40 and 90?

a)

25 %

b)

50%

c)

75%

d)

100%

59.

What is the upper quartile of this data?

a)

40

b)

90

c)

100

d)

140

e)

150

60.

Write the equation of the line.

a)

y = -1/3x - 2

b)

y = 1/3x - 2

c)

y = 3x - 2

d)

y = -3x - 2

61.

Find the slope of the line that passes through
(1, -19) and (-2, -7)

a)

-4

b)

4

c)

1/4

d)

-1/4

62.

Students recorded the amount of minutes they spend watching TV. Using the box plot shown above, what is the first quartile?

a)

30

b)

24

c)

60

d)

78

63.

Which restaurant has a higher median wait time?

a)

Lucy's Steakhouse

b)

Gary's Grill

c)

They are the same

64.

What value is the lower quartile?

a)

66

b)

58

c)

60

d)

64

65.

Find the Median

a)

98

b)

93

c)

78

d)

85

66.

What is the distance between AB

a)

0

b)

8

c)

9

d)

7

67.

Find the distance.

a)

9.7

b)

10.7

c)

11.7

d)

12.7

68.

What is the distance between the two points?

a)

6.3

b)

6.5

c)

6.7

d)

16

69.

Find the distance.

a)

7.1

b)

7.8

c)

8.7

d)

8.9

70.

∠A ≅∠?

a)

∠B

b)

∠E

c)

∠D

d)

∠F

71.

Choose the correct item to make the congruence statement true.

a)

A

b)

B

c)

C

d)

D

72.

Find the common difference: -34, -29, -24, -19, ...

a)

d = -5

b)

d = 5

c)

d = -6

d)

d = 6

73.

Find the common difference: 29, 21, 13, 5, ...

a)

d = -10

b)

d = -9

c)

d = -8

d)

d = -7

74.

Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

a)

-1, 7, 15

b)

-5, 2, 9

c)

3, 12, 21

d)

-65, -73, -81

75.

Select the explicit rule that represents the sequence.

a)

a_n = 14(-3)(n - 1)

b)

a_n = 3 + (n - 1)(14)

c)

a_n = 14 + (n - 1)(-3)

d)

a_n = -3 + (n - 1)(14)

76.

Find the 35th term in the arithmetic sequence: -10, -14, -18, -22, ...

(Hint: Write the explicit rule first, then use it to solve)

a)

-216

b)

-148

c)

-146

d)

-150

77.

Find the 22nd term of the following sequence:

5, 8, 11, ...

(Hint: Write the explicit rule first, then use it to solve)

a)

14

b)

68

c)

63

d)

71

78.

Select the explicit rule that represents the sequence.

a)

a_n = 6 + 5(n - 1)

b)

a_n = 4 + 6(n - 1)

c)

a_n = 6 - 4(n - 1)

79.

How many FACTORS are there in this equation?

$B\ =\ 3r^2\pi$

a)

5

b)

2

c)

3

d)

4

80.

How many FACTORS are there in this equation?

$V=\frac{1}{3}\pi r^2h$

a)

5

b)

2

c)

3

d)

4

81.

What is the equation of the graph?

a)

$y<2x-4$

b)

$y<\frac{1}{2}x-4$

c)

$y>2x-4$

d)

$y>\frac{1}{2}x-4$

82.

Which point is not a solution?

a)

(1, 6)

b)

(-1, 1)

c)

(3, -2)

d)

(5, 0)

83.

Is (1,1) a solution to this system of inequalities?

$5x+1>y$

$3x-6y\le6$

a)

yes

b)

no

c)

no solution

84.

Erin is 3 years younger than twice Alex's age. Their ages combined are 33 years. How old are Alex and Erin. If x=Erin's age and y=Alex's age, choose the system that matches the situation.

a)

x + y = 33
y = 2x - 3

b)

x + y = 33
x = 2y - 3

c)

x + y = 33
x = 3 - 2y

d)

x + y = 3
x = 33 - 2y

85.

Nancy went to the grocery story. On Monday she purchased 4 apples and 6 bananas for a total of $13. On Wednesday she purchased 3 apples and 7 bananas for a total of $13.50. Which system of equations represents the situation?

a)

4x + 6y = 3
13.5x - 13y = 6

b)

x + y = 4
x - y = 6

c)

4x + 6y = 13
3x + 7y = 13.5

d)

4x - 6y = 13
3x - 7y = 13.5

86.

The talent show committee sold a total of 530 tickets in advance. Student tickets cost $3 each and the adult tickets cost $4 each. If the total receipts were $1740, which system could be used to find how many of each type of ticket were sold?

a)

S + A = 530
3S + 4A = 1740

b)

S + A = 530
4S + 3A = 1740

c)

S + A = 1740
3S + 4A = 530

d)

S + A = 1740
4S + 3A = 530

87.

At a college bookstore, Carla purchased a math textbook and a novel that cost a total of $54, not including tax. If the price of the math textbook, t, is $8 more than 3 times the price of the novel, n, which system of linear equations could be used to determine the price of each book?

a)

t + n = 54
t = 3n + 8

b)

t + n = 54
n = 3t + 8

c)

t + n = 54
t = 3n - 8

d)

t + n = 8
t = 3n + 54

88.

What should we do first to solve for x?
y=mx+b

a)

Add

b)

Subtract

c)

Multiply

d)

Divide

89.

Solve:
C = 2πr, for r

a)

$\frac{C}{2\pi}=r$

b)

C + 2π = r

c)

C - 2π = r

d)

2πC = r

90.

$Given\ d=rt,\ solve\ for\ r.\$

a)

$r=\frac{t}{d}$

b)

$t\ =\ \frac{d}{r}$

c)

$d=\frac{r}{t}$

d)

$r=\frac{d}{t}$

91.

$w=em+y$ Solve for y

a)

$y=w-em$

b)

$y=w+em$

c)

$y=\frac{w}{em}$

d)

$y=wem$

92.

$p=ax+g$ Solve for x

a)

$x=ap+g$

b)

$x=\frac{p-g}{a}$

c)

$x=\frac{p+g}{a}$

d)

$x=ap-g$

93.

How can we get x by itself?

a)

Add k

b)

Subtract k

c)

Multiply by k

d)

Divide by k

94.

Solve for y:

5x + y = 16

a)

y = -5x + 16

b)

y = 5x + 16

c)

y = 5y - 16

d)

y = -5x - 16

95.

Solve IR = V for R.

a)

R = IV

b)

R = ^I/_V

c)

R = ^V/_I

d)

R = V - I

96.

Solve for x:

a)

x = yb - v

b)

x = by - v

c)

x = by + v

d)

x = vy + b

97.

Solve for w

P = 2l + 2w

a)

$w=\frac{2P}{l}$

b)

$w=\frac{2l+P}{2}$

c)

$w=\frac{l+P}{2}$

d)

$w=\frac{P-2l}{2}$

98.

All of the y values or outputs are called what?

a)

Domain

b)

Range

c)

Relation

d)

Function

99.

All of the x values or inputs are called what?

a)

Domain

b)

Range

c)

Relation

d)

Function

100.

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)

101.

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.

102.

a)

8

b)

-24

c)

24

d)

-22

103.

a)

Function

b)

Not a Function

104.

Which graph does NOT pass the vertical line test?

a)

Graph 1

b)

Graph 2

c)

Graph 3

d)

Graph 4

105.

What is the range of this function?

a)

(150, 275)

b)

[150, 275]

c)

[220, 265]

d)

(220, 265)

106.

Parallel lines have the ______ slope.

a)

Different

b)

Same

c)

Negative

d)

Opposite Reciprocal

107.

Perpendicular lines have the ______ slope.

a)

Different

b)

Same

c)

Negative

d)

Opposite Reciprocal

108.

What slope is parallel to:
m = 3/4

a)

4/3

b)

3/4

c)

-3/4

d)

-4/3

109.

What slope is parallel to:
m = 4

a)

4

b)

-1/4

c)

-4

d)

1/4

110.

When is the mean a better measure of central tendency?

a)

When the data is categorical

b)

When the data is missing values

c)

When the data is skewed

d)

When the data is normally distributed or symmetrically distributed.

111.

When is the median a better measure of central tendency?

a)

When the data set is small

b)

When the data set does not contain outliers or extreme values

c)

When the data set is normally distributed

d)

When the data set contains outliers or extreme values, or when the data set is not normally distributed.

112.

What happens to the mean when an outlier is added to the data set?

a)

The mean becomes equal to the outlier.

b)

The mean becomes the average of all the data points.

c)

The mean remains unchanged.

d)

The mean is affected and tends to be pulled towards the outlier.

113.

What happens to the median when an outlier is added to the data set?

a)

The median will not be affected by the outlier.

b)

The median will always decrease.

c)

The median may shift depending on the value of the outlier.

d)

The median will always increase.

114.

a)

Skewed up box

b)

Skewed to the left

c)

Skewed to the right

115.

What is the shape of the distribution?

a)

Skewed Left

b)

Skewed Right

c)

Symmetric

d)

Bimodal

116.

Describe the data distribution shape of the graph.

a)

Skewed right

b)

Skewed left

c)

Uniform

d)

Symmetrical

117.

Which of the following best describes the shape of the distribution?

a)

SKEWED LEFT

b)

SKEWED RIGHT

c)

UNIFORM

d)

SYMMETRICAL

118.

Describe the shape of the graph.

a)

Symmetrical

b)

Skewed

c)

Uniform

119.

If a distribution is perfectly symmetrical, what can we say about the relationship between the mean and median?

a)

Mean > Median

b)

Mean < Median

c)

Mean = Median

d)

Cannot be determined

120.

In a negatively skewed distribution, the mean is usually:

a)

Greater than the median

b)

Less than the median

c)

Equal to the median

d)

Cannot be determined

121.

In a positively skewed distribution, the mean is usually:

a)

Greater than the median

b)

Less than the median

c)

Equal to the median

d)

Cannot be determined

122.

Which statement is best supported by the graph?

a)

The shape of the graph is symmetrical, so the mean and median are equal.

b)

The shape of the graph is asymmetrical, so the mean and median are equal.

c)

The shape of the graph is symmetrical , so the mean an median are NOT equal.

d)

The shape of the graph is asymmetrical, sot eh mean and median are NOT equal.

123.

The value of the larger median for the two groups is the ______________.

a)

Indoor median is 3.82

b)

Outdoor median is 7

c)

Outdoor median is 6.93

d)

Indoor median is 4.5

124.

All of the below sets have the same mean.
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?

a)

1

b)

2

c)

3

d)

4

125.

What percentage of the scores is contained in the box in a boxplot?

a)

34%

b)

50%

c)

68%

d)

100%

126.

What data value is the upper quartile (Q3)?

a)

64

b)

62

c)

66

d)

58

127.

Which restaurant has a higher median wait time?

a)

Lucy's Steakhouse

b)

Gary's Grill

c)

They are the same

128.

What is the interquartile range?

a)

4

b)

6

c)

2

d)

8

129.

What is the median of the data?

a)

200

b)

100

c)

90

d)

140

130.

What are the correct expressions for using the IQR to determine if there is an outlier that is a lot less and a lot greater than the other values. Hint: Choose 2 expressions.

a)

Q1 - 1.5(IQR)

b)

Q3 - 1.5(IQR)

c)

Q1 + 1.5(IQR)

d)

Q3 + 1.5(IQR)

131.

Which class period has less variability in their test scores? Approximate the Interquartile Range (IQR) for that class period.

a)

1st period; $IQR\approx15$

b)

2nd period; $IQR\approx25$

c)

1st Period; $IQR\approx37$

d)

2nd Period; $IQR\approx11$

132.

Data Set A: The mean is 43.5 and the MAD is 3.7.

Data Set B: The mean is 12.8 and the MAD is 4.1.

Which data set shows greater variability?

a)

Data Set A

b)

Data Set B

c)

Both data sets have the same variability.

133.

Number of steps taken per day and number of kilometers walked per day. $r=.92$

a)

strong positive

b)

strong negative

c)

weak positive

d)

weak negative

134.

Car weight and distance traveled using a full tank of gas. $r=-.86$

a)

strong positive

b)

strong negative

c)

weak positive

d)

weak negative

135.

Score on science exam and number of words written on the essay question. $r=.28$

a)

strong positive

b)

strong negative

c)

weak positive

d)

weak negative

136.

Average time spent listening to music per day and average time spent watching TV per day. $r=-.17$

a)

strong positive

b)

strong negative

c)

weak positive

d)

weak negative

137.

Find the equation of the line of best fit for this table.

a)

y = -0.18x + 6.47

b)

y = 6.47x - 0.18

c)

y = 0.04x - 0.19

d)

y = -0.18x - 0.19

138.

Find the equation of the line of best fit for this table.

a)

y = -2.28x + 51.08

b)

y = 51.08x - 2.28

c)

y = 0.06x - 0.26

d)

y = -2.28x - 0.26

139.

What is the line of best fit?

a)

f(x)= 5x+1.82

b)

cannot be determined

c)

f(x)= 1.82x + 5.02

d)

f(x)= 1.1x + 4.2

140.

What is the RANGE?

a)

all real numbers

b)

[1, ∞)

c)

(-∞, 1]

d)

none of these

141.

What is the domain in Interval notation?

a)

[ -2 , 2 ]

b)

[ 4 , -4 ]

c)

-2 ≤ x ≤ 2

d)

4 ≥ y ≥ -4

142.

What is the input?

a)

0, 4, 10, 12

b)

1, 2, 4, 5, 10, 12

c)

0, 4, 10, 4, 12

d)

1, 2, 5

143.

What is the output?

a)

0, 4, 10, 12

b)

1, 2, 4, 5, 10, 12

c)

0, 4, 10, 4, 12

d)

1, 2, 5

144.

A table is shown.
The following sets can be used to fill the blank spaces in the domain column.
Which set will make this table a Function.

a)

Strawberry, Banana, Peach

b)

Mango, Banana, Blueberry

c)

Peach, Banana, Vanilla

d)

Chocolate, Banana, Strawberry

145.

Give the range of the set of ordered pairs: (2, 11), (9, -3), (7, 21), (-8, 6)

a)

{2, 9, 7, -8}

b)

{11, -3, 21, 6}

c)

-8 < x < 9

d)

-3 < y < 21

146.

What is the range of the table?

a)

{-4, 0, 1, 3}

b)

{-2, 0, 2, 3}

c)

{-4, -2, 0, 1, 2, 3}

d)

{ (0, 0), (2, -4), (3, 3), (-2, 1) }

147.

What is the range of the mapping?

a)

{1, 2, 4}

b)

{0, 1, 2, 3}

c)

{0, 3}

d)

{1, 4}

148.

What is the domain?

a)

-4 < x ≤ 5

b)

-4 ≤ x < 5

c)

-3 < y < 3

d)

-3 ≤ y ≤ 3

149.

What is the Domain?

a)

{-3, -1, 1, 3, 5, 7, 9}

b)

{-3, -2, -1, 0, 1, 2, 3}

c)

-3 ≤ x ≤ 3

d)

-3 ≤ x ≤ 9

150.

Which interval has 400 employees?

a)

33-43

b)

0-10

c)

77-87

d)

66-76

151.

What percentage of girls have blonde hair?

a)

30%

b)

32%

c)

29%

d)

40%

152.

What percentage of the students have brown hair?

a)

25%

b)

60%

c)

45%

d)

50%

153.

What percentage of the boys had red hair?

a)

5%

b)

10%

c)

12%

d)

4%

154.

What percentage of males drive sports cars?

a)

35%

b)

16.25%

c)

65%

d)

25%

155.

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%

156.

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%

157.

Which age group liked Action movies the least?

a)

18-25

b)

25-49

c)

50+

d)

238

158.

How many total people were surveyed about what ice cream flavor they would pick?

a)

107

b)

92

c)

70

d)

269

159.

How many people purchased no food and no drink?

a)

60

b)

10

c)

20

d)

200

160.

How many adults took this survey?

a)

52

b)

41

c)

93

d)

131

161.

How many children prefer vanilla ice cream?

a)

78

b)

131

c)

26

d)

105

162.

How many medium sized t-shirts were ordered?

a)

9

b)

1

c)

10

d)

2

163.

How many total people participated in this survey

a)

145

b)

80

c)

85

d)

290

164.

I know angle APB and angle EPK are congruent by using...

a)

Alternate Interior

b)

Vertical Angles

c)

Midpoint

d)

Reflexive Property

165.

State if the two triangles are congruent. If they are, state how you know.

a)

A

b)

B

c)

C

d)

D

166.

Using the Triangle Angle Sum Theorem, what is the missing angle measure?

a)

85 degrees

b)

95 degrees

c)

90 degrees

d)

98 degrees

167.

The equation of the line in the given graph is

y = 0.467x + 0.417

Which choice is the best interpretation of the slope?

a)

For every additional minute the distance increases 0.417

b)

For every additional mile the minutes increase 0.467

c)

For every additional minute the distance decreases 0.467

d)

For every additional minute the distance increases 0.467

168.

Based on the graph estimate how far you drive in 20 minutes.

a)

20 miles

b)

0 miles

c)

9 miles

d)

5 miles

169.

Use the data to calculate the correlation value

a)

-.9

b)

0.74

c)

0.09

d)

-0.09

170.

Use the data to create a regression line. (Ti84+)

a)

y = - 0.0014x + 81.12

b)

y = - 14x + 81.12

c)

y = 14x + 81.12

d)

y = - 0.14x + 81.12

171.

What does this symbol represent?

a)

Standard Deviation

b)

Variance

c)

Mean Absolute Deviation

d)

Sigma

172.

The data sets show the test scores of a group for the last two tests.

Test 1: {75, 75, 85, 80, 65, 70, 65} Test 2: {95, 85, 85, 90, 90, 95, 100}

Which data set had the SMALLER standard deviation?

a)

Test 1 with a standard deviation of 6.9

b)

Test 2 with a standard deviation of 6.9

c)

Test 1 with a standard deviation of 5.2

d)

Test 2 with a standard deviation of 5.2

173.

What is the standard deviation for the data given:

{5, 10, 7, 12, 0, 20, 15, 22, 8, 2}

a)

6.89

b)

10.1

c)

7.26

d)

9

174.

If a number is added to a set that is far away from the mean, how does this affect standard deviation?

a)

increase

b)

decrease

c)

stay the same

d)

both increase and decrease

175.

Which of the following is a measure of variability?

a)

mean

b)

median

c)

mode

d)

standard deviation

176.

Which data set has more variety?

a)

mean = 10, stdDev = 4

b)

mean = 4, stdDev=10

177.

What is the interquartile range?

a)

22.5

b)

35

c)

60

d)

50

178.

Write an inequality represented by the graph.

a)

x < - 3

b)

y < - 3

c)

x > - 3

d)

x ≥ - 3

179.

Solve the system of inequalities by graphing.

a)

b)

c)

d)

180.

Tell whether the ordered pair
(-3, 0) is a solution of the given system.
y ≤ x + 4
y ≥ 2x - 6

a)

Yes

b)

No

181.

Select the correct graph for each inequality.

a)

A

b)

B

c)

C

d)

D

182.

Solid or dashed line? Y <

a)

Solid

b)

Dashed

183.

Shade above or below? y <

a)

Above

b)

Below

184.

Shade above or below? y ≥

a)

Above

b)

Below

185.

Solid or dashed line? Y ≥

a)

Solid

b)

Dashed

186.

Write the inequality in slope intercept form. Do not type spaces.

(a)

187.

Write the inequality in slope intercept form. Do not type spaces.

(a)

188.

Which graph represents

$y<-\frac{1}{2}x+3$

a)

b)

c)

d)

189.

Which graph represents

$y\le2x-1$

a)

b)

c)

d)

190.

Which points are solutions to the system of inequalities. Select all that apply.

a)

(2,2)

b)

(0,0)

c)

(4,1)

d)

(0,1)

e)

(3,-1)

191.

Kate is selling bracelets and earrings on Etsy to make money for summer vacation. The bracelets (x) cost $2 and earrings (y) cost $3. She needs to make at least $100, but can only make up to 40 pieces of jewelry. Which inequalities represent this situation?

a)

2x + 3y > 100

x + y ≤ 40

b)

100x + 2y > 3

x + y ≤ 40

c)

100x + 40y > 100

3x + 2y ≤ 40

d)

3x + 2y > 100

x + y ≤ 40

192.

What is the solution?

a)

(6, 3)

b)

(3, 6)

c)

(-6, 3)

d)

No solution

193.

a)

$y>3$

b)

$y\ge3$

c)

$y<3$

d)

$y\le3$

194.

This system has an infinite number of solutions, TRUE or FALSE?

a)

TRUE

b)

FALSE

195.

Which system of linear inequalities is represented by the graph?

a)

y ≤ 2x-1

y > -2x+3

b)

y > 2x-1

y ≤ -2x+3

c)

y < 2x-1

y ≥ -2x+3

d)

y ≤ 2x-1

y > 2x+3

196.

Which of the following is a solution to the systems of inequalities?

a)

(-1, -3)

b)

(3, 0)

c)

(-2, 2)

d)

(4, 1)

197.

Which of the following is a solution to the systems of inequalities?

a)

(0, 0)

b)

(1, 1)

c)

(-4, -2)

d)

(4, -2)

198.

Which of the following inequalities matches the given graph?

a)

x ≥ -1

b)

x ≤ -1

c)

x > -1

d)

x < -1

199.

Which of the following linear inequalities represents the graph?

a)

$y\ge3$

b)

$x\ge3$

c)

$y\le3$

d)

$y<3$

200.

Identify the graph represented by the following system of inequalities.

2x - y > 4

4x + 2y < 6

a)

b)

c)

Review Day 2 - Tower

Total questions: 200

Worksheet time: 50hrs 0mins

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