Free Printable Revision-G11REG EOY 2022

1.

a)

10

b)

-10

c)

10i

d)

-10i

2.

What is the complex conjugate of 4-3i?

a)

A. 1/(4-3i)

b)

B. 1/(4+3i)

c)

C. -4 + 3i

d)

D. 4 + 3i

3.

Simplify:
i⁷

a)

i

b)

-i

c)

1

d)

-1

4.

(5-2i) + (-7+8i)

a)

-2+6i

b)

12+6i

c)

-35-16i²

d)

-35 -16i

5.

(3i)(-2+4i)

a)

-6+12i

b)

-12-6i

c)

-2+7i

d)

12+6i

6.

a)

A.

b)

B.

c)

C.

d)

D.

7.

Classify by degree of polynomial:
3x³ – 6x

a)

Constant

b)

Linear

c)

Quadratic

d)

Cubic

8.

Classify by number of terms:
3x² – 8x + 1

a)

Monomial

b)

Binomial

c)

Trinomial

d)

4-Term Polynomial

9.

Classify by number of terms:
12

a)

Monomial

b)

Binomial

c)

Trinomial

d)

4-Term Polynomial

10.

Add the polynomials:
(2x+5y) + (3x-2y)

a)

3x + 5y

b)

5x + 3y

c)

5x + 7y

d)

7xy + 1xy

11.

(4x²+x) - (x²+2x)

a)

3x²- x

b)

4x²+ 2x

c)

3x² + 3x

d)

3x² + 2x

12.

(5x+2)(x²-3x+6)

a)

5x³- 17x²+24x +12

b)

5x³+ 17x² - 24x +12

c)

5x³ - 13x² + 24x +12

d)

5x³ +13x² - 24x - 12

13.

$\frac{6a^3b^2c^{4\ }-\ 8a^2b^2c}{2a^2bc}$

a)

$3abc\ -\ 4abc$

b)

$3abc^{3\ }-\ 4b$

c)

$3a^3b^2c^{4\ }-\ 4b$

d)

$3abc\ +4b$

14.

Divide the polynomial by the monomial.

a)

2x⁸-8x²-28x

b)

2x⁸-2x²-7x

c)

8x⁷-8x-28x

d)

2x⁷-2x -7

15.

Divide BY LONG DIVISION:

(4x² - 24x + 35) / (2x - 5)

a)

2x - 7

b)

2x - 12

c)

2x + 12

d)

2x + 7

16.

Solve by Factoring:
x² + 15x + 64 = 20

a)

{-8, 2}

b)

{-7, 5}

c)

{-11, -4}

d)

{-11}

17.

Factor by grouping:
4p³+8p²+3p+6

a)

(2p²+3)(p+2)

b)

(2p²+6)(p+4)

c)

(4p²+3)(p+2)

d)

(4p²+8p)(3p+6)

18.

What are the zeros of the function?

a)

4,1

b)

3,1,-2,-5

c)

-3, -1, 2, 5

d)

-2,4

19.

Factor:
x²- 400

a)

( x - 200) ( x + 200)

b)

( x + 20) ( x + 20)

c)

Prime

d)

( x - 20) ( x + 20)

20.

x³-3x²-10x+24 ÷ x+3 (Use synthetic division.)

a)

x²-7x+5

b)

x-8

c)

x²-6x+8

d)

x+9

21.

a)

(-2,2)

b)

$\left(-\infty,\ -2\right)\cup\left(2,\ \infty\right)$

c)

[-2,2]

d)

$\left(\infty,\ -2\right)\cup\left(2,\ -\infty\right)$

22.

a)

-25/3

b)

4

c)

-6

d)

25/3

23.

a)

13/5

b)

-13/5

c)

5/13

d)

-5/13

24.

a)

5

b)

7

c)

12

d)

21

25.

Add $\sqrt{45}+\sqrt{125}$

a)

$34\sqrt{5}$

b)

$\sqrt{170}$

c)

$8\sqrt{5}$

d)

can't add

26.

Simplify $\left(\sqrt{x}-19\right)^2$

a)

$x-361$

b)

$x+361$

c)

$x-38\sqrt{x}+361$

d)

$x+38\sqrt{x}+361$

27.

Simplify $\sqrt{36ab^4c^5}$

a)

$6b^2c^2\sqrt{ac}$

b)

$6ab^2c^2$

c)

$6b^2c^2$

d)

$6abc\sqrt{c}$

28.

Simplify $\frac{8}{\sqrt{6}-5}$

a)

$\frac{\left(-40-8\sqrt{6}\right)}{19}$

b)

$\frac{27-10\sqrt{3}}{13}$

c)

$40$

d)

$-2-\sqrt{2}$

29.

Simplify the expression

a)

6a⁵b³√6b

b)

2a⁵b³√54b

c)

3a⁵b³

d)

6√2a¹⁰b⁷

30.

$yx^{\frac{1}{3}}\cdot xy^{\frac{3}{2}}$

a)

$x^{\frac{4}{3}}y^{\frac{5}{2}}$

b)

$x^{\frac{2}{3}}y^{\frac{1}{2}}$

c)

$x^{\frac{1}{3}}y^{\frac{3}{2}}$

d)

$x^{\frac{2}{3}}y^{\frac{4}{3}}$

31.

Simplify . Your answer should contain only positive exponents. $u^{-\frac{5}{4}}v^2•\left(u^{\frac{3}{2}}\right)^{-\frac{3}{2}}$

a)

$\frac{v^2}{u^{\frac{7}{2}}}$

b)

$\frac{v^2}{u^{\frac{5}{2}}}$

c)

$\frac{v^2}{u^{\frac{5}{4}}}$

d)

$v^2$

32.

What is the equation that best represents the graph?

a)

y=2^y

b)

y=2^x

c)

y=2^-x

d)

y=x²

33.

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

a)

Horizontal shift left one unit!

b)

Horizontal shift right one unit!

c)

Vertical shift up one unit!

d)

Vertical shift down one unit!

34.

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

a)

Horizontal Shift to the right 1 unit

b)

Horizontal shift to the left one unit

c)

Vertical shift one unit up

d)

Vertical shift one unit down

35.

What are the asymptotes in the graph
y=1/x

a)

x+y=0

b)

y=0

c)

x=0

d)

Both the x and y axis

36.

A particular radioactive element has a half life of 25 years. For an initial mass of 10 grams, the mass y in grams after t years is given by
y=10(1/2)^t/25 where t>0
How much does the mass remains after 120 years?

a)

.682

b)

.25

c)

.5

d)

.359

37.

Johnny Frugal deposits $15,000 at the local bank. The bank offers 8% annual interest. How much will have he have after 6 years assuming all interest is reinvested (compound interest comes into play!)?

a)

$22,200

b)

$20, 241.21

c)

$24, 231.21

d)

$24, 241.21

38.

Given y=3^xdetermine the y-intercept

a)

(0,1)

b)

(0,3)

c)

No Y-intercept

d)

y=1

39.

Which of the following is an increasing exponential function whose y-intercept is 50?

a)

y = 50(.05)^x

b)

y = 50x - 4

c)

y = (2)^x + 50

d)

y = 50(1.4)^x

40.

For $f\left(x\right)=4\cdot3^x$ , find the correct graph, asymptote, domain and range.

a)

b)

41.

What's the probability of the gray area?

(Mean = 55, Standard dev = 2.5)

a)

0.8185

b)

0.8413

c)

0.8641

d)

0.8389

42.

The mean and standard deviation of a population are 400 and 40, respectively. Sample size is 25.
What is the mean of the sampling distribution?

a)

400

b)

40

c)

25

d)

8

43.

Consider a population with $\mu=50$ and $\sigma=5$ is taken. Find the standard deviation of the sampling distribution of the sample mean with a sample size of 30.

a)

5

b)

0.91

c)

0.71

d)

0

44.

What is the standard deviation of the distribution?

a)

1010

b)

20

c)

60

d)

√20

45.

What radian measure corresponds to the point

a)

π/4

b)

3π/2

c)

5π/4

d)

7π/3

46.

sin 2π/3

a)

1/2

b)

-1/2

c)

√3/2

d)

-√3/2

47.

cot(π/4)

a)

- √3/2

b)

-1

c)

-√3

d)

1

48.

The point (-2√2, 2√2) is on the terminal side of θ. Find tanθ.

a)

-1

b)

1

c)

√2

d)

-√2)/2

49.

cos 5π/6

a)

-1/2

b)

1/2

c)

√3/2

d)

-√3/2

50.

What is the equation of the graph shown?

a)

y=1/2cos2x

b)

y=1/2sin4x

c)

y=1/2cos4x

d)

y=4cos1/2x

51.

What is the period of y=4cos5x

a)

2π/5

b)

π

c)

5

d)

5π

52.

Which of the following statements is accurate concerning the following function f(x) = 5 + 3 sin(x – π/4)?

a)

The vertical shift is 3 units.

b)

The phase shift is π/4.

c)

The amplitude is 6.

d)

The period is π.

53.

The functions shown has which of the following properties. Click all that apply.

a)

Phase change

b)

Amplitude change

c)

Vertical translation

d)

Reflection across the x-axis

e)

Change of period

54.

a)

A

b)

B

c)

C

d)

D

55.

What are the negative and positive coterminal angles of 240 degrees?

a)

540°, -120°

b)

600°, -120°

c)

425°, -240°

d)

120°, -135°

56.

Which of the following is not the pair of angle $\theta$ and its corresponding reference angle, $\alpha$

a)

$\theta=206\degree\ ,\ \alpha=26\degree$

b)

$\theta=337\degree,\ \alpha=23\degree$

c)

$\theta=112\degree,\ \alpha=68\degree$

d)

$\theta=195\degree,\ \alpha=75\degree$

57.

The diagram below shows a unit circle. State the possible values of a and b.

a)

$a=0.9397,\ b=0.3420$

b)

$a=0.9397,\ b=-0.3420$

c)

$a=-0.9397,\ b=0.3420$

d)

$\alpha=-0.9397,\ b=-0.3420$

58.

What is the value of sine at 330°?

a)

1/2

b)

-1/2

c)

√3 / 2

d)

-√3 / 2

59.

The diagram shows a unit circle and angle $\theta$ . Determine the value of sine $\theta$ .

a)

- 0.8387

b)

0.8387

c)

- 0.5446

d)

0.5446

60.

What is the corresponding reference angle for 249° ?

a)

21°

b)

69°

c)

111°

d)

159°

61.

Find a coterminal angle to 5°.

a)

365°

b)

255°

c)

-220°

d)

-365°

62.

Find a coterminal angle to -27°.

a)

-387°

b)

27°

c)

323°

d)

-393°

63.

In which quadrant is -570⁰

a)

I

b)

II

c)

III

d)

IV

64.

What is 5π/6 radians in degrees?

a)

180

b)

150

c)

360

d)

120

65.

What is 4π/3 radians in degrees?

a)

120

b)

240

c)

210

d)

270

66.

What is 150 degrees in radians?

a)

5π/6

b)

7π/6

c)

5π/4

d)

π/6

67.

a)

$period:\ 6\pi$

b)

$period:\ 3\pi$

c)

$period:\ 2\pi$

d)

$period:\ 8\pi$

68.

a)

$amp:\ 1$

b)

$amp:\ 2$

c)

$amp:\ \frac{1}{2}$

d)

$amp:\ 0$

69.

What is the period of $y=4\cos5\theta$ ?

a)

2π/5

b)

π

c)

5

d)

5π

70.

Write the equation for a sine function with an amplitude of 6 and a period of $\frac{\pi}{4}$ .

a)

$y=6\sin8\theta$

b)

$y=6\sin8\left(\theta-1\right)$

c)

$y=6\sin\ \frac{1}{4}\theta$

d)

$y=6\sin\theta$

71.

What is the equation of the graph?

a)

y = 2 cos θ

b)

y = sin θ

c)

y = 2 sin θ

d)

y = sin 2θ

72.

Where does the graph of y=sin(x) begin its first cycle?

a)

(0,0)

b)

(a,0)

c)

$\left(0,\ \pi\right)$

d)

$\left(1,\ \pi\right)$

73.

a)

$y=\cos\ \frac{\theta}{3}$

b)

$y=2\cos\ 3\theta$

c)

$y=\cos\ 3\theta$

d)

$y=\cos2\theta$

74.

Find the phase shift of y=-4cos[1/4x+π/4]

a)

2π units to the right

b)

π units to the right

c)

π units to the left

d)

2π units to the left

75.

Which equation?

a)

y= -cos(2x)

b)

y= cos(2x)

c)

y= (1/2)cosx

d)

y= (-1/2)cosx

76.

a)

A

b)

B

c)

C

d)

D

77.

What is the midline for
y=2cos(1/3x +π/6) +2

a)

1/3

b)

-2

c)

+2

d)

4

78.

What is the equation of the graph shown?

a)

y = 2sin(θ + π/2) + 2

b)

y = 2cos(θ - π/2) + 2

c)

y = 2sin(θ - π/2) + 2

d)

y = 2cos(θ + π/2) + 2

79.

What is the equation for the graph shown.

a)

y = 4sinθ - 2

b)

y = 3tcosθ - 1

c)

y = 2tanθ - 4

d)

y = 2-4tanθ + 2

80.

Which parent function is shown?

a)

y = tan x

b)

y = sin x

c)

y = csc x

d)

y = sec x

e)

y=cosx

81.

Which function is graphed?

a)

y=tanx

b)

y=cotx

c)

y=sinx

d)

$y=\tan^{-1}x$

e)

y=cosx

82.

Which function below matches this graph?

a)

1-csc(x)

b)

csc(x)

c)

-csc(x)

d)

1+csc(x)

83.

Which function below matches this graph?

a)

1/2tan(x)

b)

1/2sec(x)

c)

-1/2tan(x)

d)

-1/2sec(x)

84.

Which function below describes only the following transformations?
Left π/2
Period: π

a)

csc2(x+π/2)

b)

2sec(x+π/2)

c)

tanπ/2(x+2)

d)

2-csc(x+π/2)

85.

Which of the following could be the equation of the given graph?

a)

f(x)=3sin 2x - 1

b)

f(x)=3sin 2x - 1

c)

f(x)=2sin 3x + 1

d)

f(x)=3sin 2x + 1

86.

a)

f(x) = sin (1/3x)

b)

f(x) = sin (3x)

c)

f(x) = 3 cos x

d)

f(x) = 3 sin x

87.

What is the domain and range of y=sinx?

a)

D: (-∞, ∞)
R: [-1, 1]

b)

D: (-∞, ∞)
R: [-π, π]

c)

D: (∞, -∞)
R: [1, -1]

d)

D: (-∞, ∞)
R: [-∞, ∞]

88.

Which value helps identify a horizontal shift in the following function y=a*sin(bx-c)+d?

a)

a

b)

b

c)

c

d)

d

89.

Which function below matches this graph?

a)

-cos3(x)

b)

-3cos(x)

c)

cos(x)-3

d)

cos(x+3)

90.

The __________ represents half the distance between the max and min of a sine or cosine graph.

a)

Period

b)

Frequency

c)

Extreme Values

d)

Amplitude

91.

a)

$period:\ 6\pi$

b)

$period:\ 3\pi$

c)

$period:\ 2\pi$

d)

$period:\ 8\pi$

92.

a)

$amp:\ 1$

b)

$amp:\ 2$

c)

$amp:\ \frac{1}{2}$

d)

$amp:\ 0$

93.

What is the period of $y=4\cos5\theta$ ?

a)

2π/5

b)

π

c)

5

d)

5π

94.

Write the equation for a sine function with an amplitude of 6 and a period of $\frac{\pi}{4}$ .

a)

$y=6\sin8\theta$

b)

$y=6\sin8\left(\theta-1\right)$

c)

$y=6\sin\ \frac{1}{4}\theta$

d)

$y=6\sin\theta$

95.

What is the equation of the graph?

a)

y = 2 cos θ

b)

y = sin θ

c)

y = 2 sin θ

d)

y = sin 2θ

96.

Where does the graph of y=sin(x) begin its first cycle?

a)

(0,0)

b)

(a,0)

c)

$\left(0,\ \pi\right)$

d)

$\left(1,\ \pi\right)$

97.

a)

$y=\cos\ \frac{\theta}{3}$

b)

$y=2\cos\ 3\theta$

c)

$y=\cos\ 3\theta$

d)

$y=\cos2\theta$

98.

Find the phase shift of y=-4cos[1/4x+π/4]

a)

2π units to the right

b)

π units to the right

c)

π units to the left

d)

2π units to the left

99.

Which equation?

a)

y= -cos(2x)

b)

y= cos(2x)

c)

y= (1/2)cosx

d)

y= (-1/2)cosx

100.

a)

A

b)

B

c)

C

d)

D

101.

What is the midline for
y=2cos(1/3x +π/6) +2

a)

1/3

b)

-2

c)

+2

d)

4

102.

What is the equation of the graph shown?

a)

y = 2sin(θ + π/2) + 2

b)

y = 2cos(θ - π/2) + 2

c)

y = 2sin(θ - π/2) + 2

d)

y = 2cos(θ + π/2) + 2

103.

What is the equation for the graph shown.

a)

y = 4sinθ - 2

b)

y = 3tcosθ - 1

c)

y = 2tanθ - 4

d)

y = 2-4tanθ + 2

104.

Which parent function is shown?

a)

y = tan x

b)

y = sin x

c)

y = csc x

d)

y = sec x

e)

y=cosx

105.

Which function is graphed?

a)

y=tanx

b)

y=cotx

c)

y=sinx

d)

$y=\tan^{-1}x$

e)

y=cosx

106.

Which function below matches this graph?

a)

1-csc(x)

b)

csc(x)

c)

-csc(x)

d)

1+csc(x)

107.

Which function below matches this graph?

a)

1/2tan(x)

b)

1/2sec(x)

c)

-1/2tan(x)

d)

-1/2sec(x)

108.

Which function below describes only the following transformations?
Left π/2
Period: π

a)

csc2(x+π/2)

b)

2sec(x+π/2)

c)

tanπ/2(x+2)

d)

2-csc(x+π/2)

109.

Which of the following could be the equation of the given graph?

a)

f(x)=3sin 2x - 1

b)

f(x)=3sin 2x - 1

c)

f(x)=2sin 3x + 1

d)

f(x)=3sin 2x + 1

110.

a)

f(x) = sin (1/3x)

b)

f(x) = sin (3x)

c)

f(x) = 3 cos x

d)

f(x) = 3 sin x

111.

What is the domain and range of y=sinx?

a)

D: (-∞, ∞)
R: [-1, 1]

b)

D: (-∞, ∞)
R: [-π, π]

c)

D: (∞, -∞)
R: [1, -1]

d)

D: (-∞, ∞)
R: [-∞, ∞]

112.

Which value helps identify a horizontal shift in the following function y=a*sin(bx-c)+d?

a)

a

b)

b

c)

c

d)

d

113.

Which function below matches this graph?

a)

-cos3(x)

b)

-3cos(x)

c)

cos(x)-3

d)

cos(x+3)

114.

The __________ represents half the distance between the max and min of a sine or cosine graph.

a)

Period

b)

Frequency

c)

Extreme Values

d)

Amplitude

115.

A school principal wants to know how teachers are liking the new rules she put in place. She surveys all the math and science teachers. Is this a biased sample or unbiased sample?

a)

Biased Sample

b)

Unbiased Sample

116.

An airline wants to know if people prefer to check their luggage or carry it on. They ask every 10th person that walks into the airport. Is this a biased sample or unbiased sample?

a)

Biased Sample

b)

Unbiased sample?

117.

A middle school surveyed random students to find out which elective the students want to take next year. The results are shown here. How many total students were surveyed?

a)

20

b)

40

c)

14

d)

6

118.

According to a random telephone survey of 200 adults, 75% of all working adults in the U.S. are satisfied with their current job. What is the population in this survey?

a)

200 adults

b)

adults in the U.S.

c)

75% of adults

119.

Zoie completes a report by asking 70 students across campus. She found that 48% of CTMS students do not wash their hands after using the bathroom. What is the sample size?

a)

48

b)

100

c)

70

d)

CTMS students

120.

How many students received a score in the 80's?

a)

2

b)

10

c)

14

d)

27

121.

How many students scored between 95 and 100?

a)

6

b)

13

c)

9

d)

14

122.

Susan polled 587 people throughout each city in her county. Each city is the same size. Is this sample of the residents of cities in the county likely to be biased?

a)

yes

b)

no

123.

Josie threw a handful of identically shaped buttons into the air, then collected the 27 buttons that landed in a target on the floor. Is this a random sample of the buttons?

a)

yes

b)

no

124.

In a recent research that was conducted in a private school, the subjects

of the study were selected using the Table of Random Numbers.

a)

Simple Random

b)

Systematic

c)

Stratified

d)

Cluster

125.

The office clerk gave the researcher a list of 500 Grade 10 students. The

researcher selected every 20th name on the list.

a)

Simple Random

b)

Systematic

c)

Stratified

d)

Cluster

126.

A researcher who is studying the effects of educational attainment on

promotion conducted a survey of 50 randomly selected workers from

each of these categories: high school graduate, with undergraduate

degrees, with master’s degree, and with doctoral degree.

a)

Simple Random

b)

Systematic

c)

Stratified

d)

Cluster

127.

A researcher interviewed all top 10 Grade 11 students in each of 15

randomly selected private schools in Metro Manila.

a)

Simple Random

b)

Systematic

c)

Stratified

d)

Cluster

128.

A researcher chose the subjects of her study by selecting every kth

member of the population.

a)

Simple Random

b)

Systematic

c)

Stratified

d)

Cluster

129.

Dylan wants to know how the students at his school rate the cafeteria. He surveyed his school's basketball team to rate the school cafeteria. Is this a biased sample of the school's population?

a)

Yes, because it is a convenience survey

b)

No, the basketball team has the smartest students

c)

Yes, because it's voluntary survey

d)

No, he should have asked the football team

130.

Identify the Population:
Wicomico County Public Schools randomly selected 230 teachers to find out which technology resource it's teachers feel is the most effective.

a)

230 Teachers

b)

All Wicomico County Teachers

c)

Students

d)

Wicomico County Public Schools

131.

You want to know what is the most favorite sport of 7th graders at BMS. You ask 7th graders who want to participate to go to the office 5th period to complete a survey. This is...

a)

Biased, because it is a convenience sample

b)

Unbiased

c)

Biased because it is an interval sample

d)

Biased because it is a volunteer sample

132.

A school randomly chose ten English teachers and asked them which type of juice their students would prefer. Which reason best shows why this sample is biased?

a)

The sample didn't include students.

b)

The sample is too small.

c)

The sample can only be accurate if each teacher is included in the sample

133.

The table shows the results of a survey of 200 people attending a hockey game.
The attendance for the hockey game is about 25,000 visitors each game. Based on the table, how many people out of 25,000 could be expected to buy a pennant?

a)

1,375

b)

1,650

c)

2,750

d)

3,850

134.

Marianne wanted to know students' opinion on the new schedule at school. She survey's the first 30 students who come into her class.

a)

Convenience Sampling

b)

Systematic Random Sampling

c)

Simple Random Sampling

d)

Volunteer response

135.

To randomly select 25 basketball players from the 300 players in the NBA, I would:

a)

Number the players from 01-25, read 3 digits at a time from a random table, discarding repeats and numbers over 25, and then stop when I reach 25.

b)

Number the players from 0-299, read 2 digits at a time from a random table, discarding repeats and numbers over 299, and stop when I reach 25.

c)

Number the players from 01-299, read 2 digits at a time from a random table, discarding repeats and numbers over 300, and stop when I reach 25.

d)

Number the players from 001-300, read 3 digits at a time from a random table, discarding repeats, 000 and numbers over 300, and stop when I reach 25.

136.

Farmer Joe's apple tree farm is set up in 100 rows. He counts the number of apples produced on every 10th row to estimate the number apples produced on the whole farm. This is _____________ sampling.

a)

Random

b)

Stratified

c)

Voluntary-Response

d)

Systematic

137.

Identify each of the following as an observational study or an experiment.

Compare the grades on a final math test of 25 students who use calculators and 25 students who do not use calculators. The students decide which group they are in.

a)

Observational Study

b)

Experiment

138.

For each situation, choose the most appropriate technique for collecting data. Use the technique exactly once.

Decide if computer games are more effective than paper and pencil drills for children learning the multiplication tables.

a)

Census

b)

Sample Study

c)

Observational Study

d)

Experiment

139.

For each situation, choose the most appropriate technique for collecting data. Use the technique exactly once.

Find out if not using car seat belts increases deaths and accidents.

a)

Census

b)

Sample Study

c)

Observational Study

d)

Experiment

140.

How old is the athlete?

a)

Statistical

b)

Non-Statistical

141.

How many pets does each 6th grader have?

a)

Statistical

b)

Non-Statistical

142.

Given a mean of 75 and a standard deviation of 7, what percentage of scores are between 75 and 82?

a)

68%

b)

81.5%

c)

16%

d)

34%

143.

The average weight of a newborn is 7.5 pounds, with a standard deviation of 1.25 pounds. Birth weight follows the standard normal curve. What percent of newborns weigh 5 pounds or less at birth?

a)

2.35%

b)

0.15%

c)

2.5%

d)

50%

144.

According to the empirical rule, what percentage of data falls within 1 standard deviation of the mean?

a)

25%

b)

68%

c)

95%

d)

99.7%

145.

If this is the graph of data normally distributed with a mean of 30 and a standard deviation of 5, what label (number) is written at the blue circle?

a)

20

b)

15

c)

40

d)

30

146.

What is the the total area under the standard normal distribution curve?

a)

100

b)

25

c)

.5

d)

1

147.

1. Which best describes the shaded part of this normal distribution graph?

a)

All data that is one or higher.

b)

All data that is one or more standard deviations above the mean.

c)

All data that is between 1 and 3.

d)

All data that is above the mean.

148.

Use the following information and the Empirical Rule to estimate the answer.

The ages of golfers are normally distributed, with a mean of 38 and a standard deviation of 4.

There are 500 golf members at the Mathy Country Club. How many are younger than 34?

a)

16

b)

80

c)

100

d)

150

149.

The mean number of accidents a week at a company is 6.4 with a standard deviation of 1.5. What proportion of weeks would you expect to have less than 5 accidents?

a)

0.6915

b)

0.1762

c)

0.8238

d)

-0.93

150.

The mean GPA of students in a course at UCDavis is 3.2 with a standard deviation of 0.3. What percent of students in the course have a GPA between 2.9 and 3.8?

a)

81.5%

b)

47.5%

c)

68%

d)

95%

151.

Given a mean of 75 and a standard deviation of 7, how many students out of 500 would score between 68 and 82

a)

11

b)

2

c)

340

d)

498

152.

68% of the marks in a test are between 51 and 64

Assuming this data is normally distributed, what are the mean and standard deviation?

a)

Mean = 57

S.D. = 6.5

b)

Mean = 57

S.D. = 7

c)

Mean = 57.5

S.D. = 6.5

d)

Mean = 57.5

S.D. = 13

Revision-G11REG EOY 2022

Total questions: 152

Worksheet time: 5hrs 4mins

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