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Revision for exam - Statistics

Total questions: 248

Worksheet time: 21hrs 40mins

Name
Class
Date
1.

What is the title of this graph?

a)

Type of fertilizer

b)

Average plant height

c)

The effect of fertilizer on plant height

d)

The effect of plant height on fertilizer

2.

What is the BEST title for this graph?

a)

The Relationship between Time Spent Studying and Test Grades

b)

The effect of Time Spent Studying and Test Grades

c)

Time Spent Studying

d)

Test Grades

3.

Which animal was the most common pet?

a)

Rabbit

b)

Dog

c)

Cat

d)

Goldfish

4.

Which animal was the least common pet?

a)

Rabbit

b)

Dog

c)

Hamster

d)

Goldfish

5.

How many people had either a cat or a goldfish?

a)

17

b)

11

c)

6

d)

15

6.

How many more people had a dog than a rabbit?

a)

3

b)

8

c)

6

d)

4

7.

How many students liked cornflakes the best?

a)

3

b)

8

c)

4

d)

2

8.

What was the difference between the number of students that liked Life and the number of students that liked Cheerios?

a)

5

b)

2

c)

6

d)

4

9.

Which Cereal was the most popular?

a)

Life

b)

Kix

c)

Cheerios

d)

Corn Flakes

10.

How many students voted all together?

a)

12

b)

15

c)

17

d)

16

11.

How many people liked Mangoes the most?

a)

3

b)

9

c)

6

d)

2

12.

Did brown or yellow get less votes?

a)

Brown

b)

Yellow

c)

They have the same number of votes

13.

How many people picked either blue or orange?

a)

8

b)

28

c)

29

d)

7 and a half

14.

How many different types of pets were owned?

a)

30

b)

11

c)

5

d)

34

15.

What is the title of this graph?

a)

All of these are part of the title

b)

Favorite Cereal

c)

Number of Votes

d)

Types of Cereal

16.

What type of graph is this?

a)

line graph

b)

bar graph

c)

picture graph

d)

color graph

17.
How many students have blue for a favorite color?
a)
11
b)
12
c)
14
d)
17
18.
How many people have four books in their desks?
a)
2
b)
3
c)
4
d)
5
19.
How many mountain bikes were sold?
a)
22
b)
28
c)
16
d)
6
20.
What is the title of the graph?
a)
Metro Bicycle Shop Weekly Sales
b)
Bicycles Sold
c)
Types of Bicycles
21.
How many total people took the survey?
a)
50
b)
150
c)
100
d)
200
22.

What type of graph is this?

a)

Step graph

b)

Line graph

c)

column graph

d)

picture graph

23.

What was the recorded population of dolphins in 2018?

a)

60

b)

78

c)

110

d)

65

24.

In what year was the highest population of whales recorded?

a)

2017

b)

2022

c)

2019

d)

2020

e)

2021

25.

The graph shows the top selling food items from a local restaurant. The managers are comparing the type of food sold during different years. What conclusion could the managers make about the type of food sold?

a)

Fish and chips were the most popular food sold over time

b)

Pizza increased the most over time

c)

In 1980, hamburgers sold the most while pizza sold the least

d)

In 1990, pizza was sold the most while hamburgers were sold the least

26.

Channel One news is trying to figure out when the most people watch the news. The graph shows the number of viewers at different times of the days over the course of a year. What conclusion could they make based on the graph?

a)

There are more people watching at 6pm compared to 9:30pm in the month of August

b)

Most people watch news after 9pm

c)

Most people watch the news at 1pm

d)

In december most people prefer to watch the news at 11pm.

27.

Mrs. Jay teaches Jack and Olivia and is trying to compare their how productive they are in class. the graph shows the number of assignments that they completed over a few months. What conclusion could Mrs. Jay make about her their productivity?

a)

Olivia increased her productivity the most over time

b)

Jack increased his productivity the most over time

c)

In March, Olivia was most productive when Jack was least productive

d)

In February, Jack was most productive when Olivia was least productive

28.

The graph shows the relationship between pressure and the depth in the earth's layers as rock is formed. Which statement summarizes the cause-and-effect relationship that the graph shows?

a)

As the amount of pressure increases, the depth decreases

b)

As the amount of pressure decreases, the deph increases

c)

As the amount of pressure increases, the depth increases

d)

As the amount of pressure decreases, the depth remains the same

29.

When the depth is 71km , what is the pressure?

a)

20kb

b)

53kb

c)

10kb

d)

37kb

30.

When the pressure is 16 kb, what is the depth in the earth's layers?

a)

20km

b)

53km

c)

71km

d)

90km

31.

How much money was spent on Thursday?

a)

1

b)

6

c)

7

d)

8

32.

What year did a ticket cost $3.00?

a)

1960

b)

1970

c)

1980

d)

1990

33.

How much was a stamp in 1965?

a)

3 cents

b)

4 cents

c)

5 cents

d)

6 cents

34.

What year did a book cost $4.00?

a)

1980

b)

1985

c)

1990

35.

What is the rainfall total for May?

a)

60 mm

b)

50 mm

c)

30 mm

d)

20 mm

36.

How many errors were made in June?

a)

100

b)

80

c)

60

d)

40

37.

The total percent of a circle graph is?

a)

Equivalent to the biggest section

b)

10%

c)

1000%

d)

100%

38.

According to the following circle graph, what is the least favorite beverage?

a)

Coffee

b)

Cola

c)

Water

d)

Tea

39.

Which table represents the data in the graph?

a)
b)
c)
d)
40.
According to this graph, what is the most popular flavor of Jolly Rancher?
a)
Cherry
b)
Grape 
c)
Blue Rasberry
d)
Watermelon
41.
According to this circle graph, what is the least popular flavor of Jolly Rancher?
a)
Blue Rasberry
b)
Watermelon
c)
Grape
d)
Apple
42.
All 25 students in our class were surveyed about what their favorite food is.  11 students chose pizza. What percentage of the class chose pizza?
a)
20%
b)
44%
c)
15%
d)
60%
43.
The team scored 50 points. How many points did Kendrick score?
a)
12 points
b)
20 points
c)
10 points
d)
72 points
44.
There are 200 vegetable plants in a garden.  How many of the vegetable plants are green beans?
a)
16
b)
24
c)
28
d)
32
45.
600 people were surveyed. How many people rode the stationary bikes that day?
a)
150 people
b)
120 people
c)
90 people
d)
None of these
46.
The time it takes you to drive to school.
a)
Continuous
b)
Discrete
47.
The number of books in your locker.
a)
Continuous
b)
Discrete
48.
The number of babies born at Greenville Memorial Hospital this month.
a)
Continuous
b)
Discrete
49.
The time it takes for a light bulb to burn out.
a)
Continuous
b)
Discrete
50.

A car salesman records information about the cars he is selling. The number of doors is _____ data

a)

Nominal

b)

Continuous

c)

Discrete

d)

Ordinal

51.

Weight - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

52.

Favourite animal - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

53.

Nationality - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

54.

Time on the Internet per week - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

55.

Hair colour - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

56.

Number of pages in a book - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

57.

Earring length - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

58.

How much people like dogs - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

59.

Head size - Is it classified as numerical or categorical?

a)

Numerical

b)

Categorical

60.

Head size - Is this numerical data classified as Discrete or Continuous?

a)

Discrete

b)

Continuous

61.

Earring length - Is this numerical data classified as Discrete or Continuous?

a)

Discrete

b)

Continuous

62.

Number of pages in a book - Is this numerical data classified as Discrete or Continuous?

a)

Discrete

b)

Continuous

63.

Time on the Internet per week - Is this numerical data classified as Discrete or Continuous?

a)

Discrete

b)

Continuous

64.

Weight - Is this numerical data classified as Discrete or Continuous?

a)

Discrete

b)

Continuous

65.

What value is missing from the table?

a)

12

b)

13

c)

14

d)

15

66.

What value is missing from the table?

a)

12

b)

18

c)

50

d)

55

67.

How many students picked baseball or swimming as their favorite sport?

a)

9

b)

2

c)

12

d)

11

68.

According to the data in the table, the students' favorite type of book is -

a)

mystery

b)

adventure

c)

science fiction

d)

biography

e)

other

69.

Looking at the table, what question could have been asked to get this data?

a)

Do you like broccoli?

b)

How many times have you eaten spinach?

c)

Do you think kids should have to eat vegetables?

d)

Which vegetable would you rather eat?

70.

How many students answered this question?

a)

38

b)

6

c)

35

d)

12

71.
What color car is the least popular at this car dealership?
a)
Red
b)
White
c)
Blue
d)
Green
72.

How many women drive an SUV?

a)

180

b)

45

c)

156

d)

135

73.
How many minutes did the most number of people study?
a)
61-90
b)
0-30
c)
31-60
d)
91-120
74.
How many more people studied for 0-30 minutes than people who studied for 121-150 minutes?
a)
3
b)
6
c)
5
d)
4
75.
How many more people studied for 0-30 minutes than people who studied for 121-150 minutes?
a)
3
b)
6
c)
5
d)
4
76.

What is the frequency and how many tally marks should

1 34 1\ \frac{3}{4}\  cups have?

a)

8

b)

3

c)

4

77.

What is the frequency and how many tally marks should

33 cups have?

a)

8

b)

3

c)

4

78.

What is the frequency and how many tally marks should

2 122\ \frac{1}{2} cups have?

a)

8

b)

3

c)

4

79.

Complete the missing parts on a piece of paper. Which is the most common shoe size?

a)

4 124\ \frac{1}{2}

b)

6

c)

5 125\ \frac{1}{2}

d)

9

80.

Complete the missing parts on a piece of paper. Which is the least common shoe size?

a)

4 124\ \frac{1}{2}

b)

4

c)

5 125\ \frac{1}{2}

d)

9

81.

For how many weeks was the data collected?

a)

48

b)

50

c)

52

d)

54

82.

How many people were surveyed to collect this data?

a)

18

b)

20

c)

22

d)

24

83.

For how many weeks did it rain all 7 days?

a)

1

b)

5

c)

6

d)

4

84.

For how many weeks did it rain 5 days?

a)

1

b)

5

c)

6

d)

4

85.
How many more people studied for 0-30 minutes than people who studied for 121-150 minutes?
a)
3
b)
6
c)
5
d)
4
86.
How many skittles were in one bag?
a)
33
b)
32
c)
6
d)
7
87.

How many baseball teams scored 0 runs per inning?

a)

4

b)

3

c)

2

d)

1

88.
How many minutes did the most number of people study?
a)
61-90
b)
0-30
c)
31-60
d)
91-120
89.

According to the portion of the frequency table given, how many people have an MBA?

a)

9

b)

20

c)

60

d)

not enough information

90.

How many more customers were there on Saturday than on Thursday?

(a)  

91.

How many customers were there altogether?

(a)  

92.

A table which uses tally marks to show data is called ....

a)

bar graph

b)

frequency table

c)

pictograph

d)

tally chart

93.

A way of showing data using bars of different heights/lengths is called ....

a)

bar graph

b)

frequency table

c)

pictograph

d)

tally chart

94.

A table that lists items and shows the frequency or number of times they occur is called ...

a)

bar graph

b)

frequency table

c)

pictograph

d)

tally chart

95.

The tally chart shows that the most popular little pet among the students is cat.

a)

True

b)

False

96.

There are twenty students in the class altogether.

a)

True

b)

False

97.

Create a frequency table and a graph of the following data in your book:

1, 2, 5, 5, 3, 4, 4, 4, 5, 5, 5, 1, 3, 4, 1

Use the table and/or graph to answer the following: which score has the highest frequency?

a)

1

b)

2

c)

3

d)

4

e)

5

98.

Create a frequency table and a graph of the following data in your book:

1, 2, 5, 5, 3, 4, 4, 4, 5, 5, 5, 1, 3, 4, 1

Use the table and/or graph to answer the following: which score has the lowest frequency?

a)

1

b)

2

c)

3

d)

4

e)

5

99.

Create a frequency table and a graph of the following data in your book:

1, 2, 5, 5, 3, 4, 4, 4, 5, 5, 5, 1, 3, 4, 1

Use the table and/or graph to answer the following: how many bars does your graph have?

a)

1

b)

2

c)

3

d)

4

e)

5

100.

Create a frequency table and a graph of the following data in your book:

1, 2, 5, 5, 3, 4, 4, 4, 5, 5, 5, 1, 3, 4, 1

Use the table and/or graph to answer the following: what is the frequency of the score 3

a)

1

b)

2

c)

3

d)

4

e)

5

101.

Match graph (a) with the correct description.

a)

often serves aces

b)

generally serves 3 aces or 0 aces

c)

serves a different number of aces in each match

d)

rarely serves aces

102.

Match graph (b) with the correct description.

a)

often serves aces

b)

generally serves 3 aces or 0 aces

c)

serves a different number of aces in each match

d)

rarely serves aces

103.

Match graph (c) with the correct description.

a)

often serves aces

b)

generally serves 3 aces or 0 aces

c)

serves a different number of aces in each match

d)

rarely serves aces

104.

Match graph (d) with the correct description.

a)

often serves aces

b)

generally serves 3 aces or 0 aces

c)

serves a different number of aces in each match

d)

rarely serves aces

105.

Calculate the mean:

25, 36, 34, 17, 22, 31, 38

a)

25.3

b)

29

c)

40

d)

33.8

106.

Calculate the mean:

12, 8, 5, 11, 9, 17, 13, 7, 21, 27

(a)  

107.

Calculate the mean:

56, 43, 62, 59, 57, 61, 58, 44

(a)  

108.

Calculate the mean:

69, 73, 62, 67, 64, 62, 75, 78, 81, 77, 84

(a)  

109.

Calculate the mean.

10, 4, 5, 9

a)

7

b)

5

c)

8

d)

4

110.

Calculate the mean.

16, 5, 7, 12

a)

9

b)

6

c)

12

d)

10

111.

What is another word for AVERAGE?

a)

Mode

b)

Median

c)

Mean

d)

Not nice

112.
1. Find the average (mean) of these numbers.
10, 3, 2, 5
a)
5
b)
4
c)
10
d)
3
113.
To find the average of a set of numbers, add up all the items and divide by...
a)
2
b)
The minimum
c)
The maximum
d)
The number of items
114.
What is the mean for these numbers?
5,5,5,5
a)
5
b)
20
c)
15
d)
100
115.

The mode is the number ________________________.

a)

you see most

b)

you see least

c)

you don't see

d)

you see first

116.

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the MODE.

12,10,10,10,13,12,11,13,10

a)

10

b)

12

c)

10 and 12

d)

No Mode

117.

What is the mode of the following data set?

5, 7, 7, 8, 12 , 12, 5, 6, 13, 12

a)

5

b)

7

c)

12

d)

no mode

118.
The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?
a)
99 was the highest score on the test.
b)
More students received a 94 than any other score
c)
No student scored below a 50
d)
A score of 91 was slightly below average.
119.

Boris the baker bakes a lot of bread. The number of loaves he gets from a batch varies though. Here's how many loaves he's gotten from the last couple batches: 10 loaves, 9 loaves, 10 loaves, 9 loaves, 11 loaves, 8 loaves, 10 loaves.


What is the mode?

a)

9.6 loaves

b)

10 loaves

c)

3 loaves

120.
What is the mode of this data set?
a)
10
b)
7
c)
18
d)
9
121.

What is the mode

(a)  

122.

What is the mode

(a)  

123.

What is the mode

(a)  

124.

the mode of the following data set: 1,2,2,3,3,4,5 is

a)

1,4,5

b)

2,3

c)

1,2,3,4,5

d)

1,2,2,3,3,4,5

125.

the mode of the following data set: 1,2,3,4,5 is

a)

0

b)

no mode

c)

1,2,3,4,5

d)

5

126.
What is the median?
a)
biggest- smallest
b)
average
c)
the middle #
d)
# that happens the most
127.
When finding the median, what do you do if there are two middle numbers?
a)
Add them together and divide by 2
b)
Write them both as the answer
c)
Give up
d)
Pick one
128.
Find the median:
3, 5, 7, 4, 3, 1
a)
3 and 4
b)
There isn't one
c)
3.5
d)
3
129.
In a music academy, 24 students learn to play music in the Guitar, 25 in the Piano,16 in the Saxophone, 22 in drums, 32 in the Trumpet, 15 in the Violin and 32 in the Woodwind. Find the median.
a)
24
b)
16
c)
25
d)
24.5
130.
Find the median of these numbers:
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
131.
What is the MEDIAN of this data
a)
95
b)
90
c)
100
d)
40
132.

Find the median for the set of numbers:

23, 37, 11, 58, 13, 45

a)

30

b)

23

c)

37

d)

28

133.
_______ is a part of a group being surveyed.
a)
Sample
b)
Population
c)
Random Sample
d)
Quartile
134.
_______ is the entire group of objects or individuals considered for a survey.
a)
Sample
b)
Population
c)
Random Sample
d)
Quartile
135.
The manager of a book store surveys people who buy mystery novels to see if the store should expand its hours.  What is the population?
a)
People who visit the bookstore.
b)
People who buy mystery novels.
c)
Residents of the town
d)
People who like to read.
136.
A student surveys mathematics teachers to get their opinion on teaching.  What is the sample?
a)
All teachers in the world.
b)
All teachers within the school.
c)
All mathematics  teachers in the school.
d)
All teachers except mathematics teachers.
137.
A computer manufacturer surveys its customers who purchased laptop computers to ask what software the company should include with its computer.  Identify the population.
a)
Customers who purchased laptop computers.
b)
Customers of the store.
c)
Customers who are interested in software.
d)
Computer manufacturers
138.
A music store gives comment cards to all members of its Jazz Club to find out about satisfaction with the club's features.  Identify the sample.
a)
People who play instruments.
b)
All music store customers except Jazz Club members.
c)
All music store customers
d)
Jazz Club members
139.
A new cable TV station wants to study the viewing habits of households.  The station surveys every household that purchased a new TV within the last 2 years in New York.  Is this random sampling?
a)
Yes
b)
No
140.
A U.S. senator from Maine wants to find out the opinion of the voters in his state on issues concerning education.  The office of the senator sends out a survey to a random sample of registered voters in Maine.  Is this random sampling?
a)
Yes
b)
No
141.
A U.S. senator from Maine wants to find out the opinion of the voters in his state on issues concerning education.  The office of the senator passes out surveys on ten street corners in the five major cities in the state of Maine.  Is this random?
a)
Yes
b)
No
142.
True or False: all samples lead to a good prediction about an entire population.
a)
True
b)
False
143.
Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?
a)
thirty students who are often tardy
b)
thirty students who are rarely tardy
c)
thirty of her friends
d)
thirty randomly selected students from her school
144.

A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a population?

a)

A selection of logo artists.

b)

Every person in the United States.

c)

A selection of shoppers from different states.

d)

3,800 children age 5 - 15

145.

A toy store owner tracking how much kids spend each month on toys. Which choice best represents a population?

a)

All of the kids who buy toys.

b)

227 wealthy kids.

c)

228 boys age 7 - 15

d)

235 kids from age 10 to 15.

146.

A local candle store surveys 50 customers to find out their opinion on a new scented candle. The customers were chosen randomly from the store mailing list.

Is this sampling method random?

a)

Yes

b)

No

147.

A survey of 500 spectators from a stadium with 42,000 spectators.

a)

Population

b)

Sample

148.

The final score of each golfer in a tournament.

a)

Population

b)

Sample

149.

The age of every third person entering a clothing store.

a)

Population

b)

Sample

150.

The number of televisions in each U.S. household.

a)

Population

b)

Sample

151.

The amount of energy collected from every wind turbine on a wind farm.

a)

Population

b)

Sample

152.

The political party of every U.S. President.

a)

Population

b)

Sample

153.

The annual salary of each pharmacist at a pharmacy.

a)

Population

b)

Sample

154.

The revenue of each of the 30 companies in the Dow Jones Industrial Average.

a)

Population

b)

Sample

155.

The cholesterol levels of 20 patients in a hospital with 100 patients.

a)

Population

b)

Sample

156.

The soil contamination levels at 100 locations near a landfill.

a)

Population

b)

Sample

157.

The drink order of every person entering Starbucks.

a)

Population

b)

Sample

158.

The top 50 search results for advertisements for IT jobs in the Netherlands.

a)

Population

b)

Sample

159.

300 undergraduate students from three universities who volunteered for a psychology research study.

a)

Population

b)

Sample

160.

A survey of every teacher at Lewis & Clark about their favorite snack

a)

Population

b)

Sample

161.

Your school has 450 students. You ask 45 of them to participate in a survey. Which group is the sample?

a)

450 students

b)

45 students

162.

Your school has 450 students. You ask 45 of them to participate in a survey. Which group is the population?

a)

450 students

b)

45 students

163.

There are 225 7th graders at L&C. You survey 28 of them to find out their favorite food. Which group is the population?

a)

225

b)

28

164.

There are 225 7th graders at L&C. You survey 64 of them to find out their favorite food. Which group is the sample?

a)

225

b)

28

165.
We want to know what the most popular sports brand in school is. What is the population?
a)
Everybody in the school
b)
All grade 6 students
c)
Everyone in the MYP
d)
All boys in school
166.
Amina wanted to know what 6B's favourite food was so she asked everybody in 6B.
a)
Census
b)
Sample
167.
Mata wanted to know what the favourite movie was in all of grade 6, so he asked everybody in 6B.
a)
Sample
b)
Census
168.
Ghala wanted to know what the most popular book was in the whole school, so she asked everybody in grade 6 what their favourite book was.
a)
Sample
b)
Census
169.
Why is a census better than a sample
a)
Because it is 100% accurate - you have asked everyone.
b)
Because it's cheap
c)
Because it's quicker
170.
Why might a sample be better than a census?
a)
Because it is quicker and cheaper
b)
Because it is more expensive and takes longer
c)
Because it is more accurate
171.
Why might a sample not be as good as a census?
a)
Because you only know what some people think, not everyone.
b)
Because it saves time
172.
To find out the most popular movie in school, Josh asked all the grade 6 students. Why is this not a good sample?
a)
Grade 6 might like different movies to other grades
b)
It's not enough people
173.

An examination of public opinion, attitudes, or behavior.

a)

population

b)

sample

c)

survey

d)

bias

174.

A group of people or things.

a)

survey

b)

population

c)

sample

d)

median

175.

A part of the population to be surveyed.

a)

survey

b)

sample

c)

population

d)

bias

176.

Each member of the population has an equally likely chance of being selected to participate in a .....

a)

convenience sample

b)

random sample

177.

Members of the population or group are chosen because they are readily available.

a)

representative sample

b)

convenience sample

178.

Anything that favors a particular outcome

a)

bias

b)

survey

c)

sample

d)

population

179.

Complete the definition:

A _________ consists of all subjects (human or otherwise) that are being studied

a)

Statistics

b)

Number

c)

People

d)

Population

e)

Pueblo

180.

Describe the distribution of this graph

a)

Bimodal distribution

b)

Positively skewed

c)

Negatively skewed

181.
What is the shape of the distribution?
a)

Negatively skewed

b)

Positively Skewed

c)
Symmetric
d)
Bimodal
182.
What is the shape of the distribution?
a)

Positively skewed

b)

Negatively Skewed

c)
Symmetric
d)
Bimodal
183.

Describe the distribution of this data:

a)

Symmetrical

b)

Positively Skewed

c)

Negatively Skewed

184.
Describe the data distribution shape of the graph.
a)

Positively skewed

b)

Negatively skewed

c)

Bimodal

d)
Symmetrical
185.
Describe the histogram:
a)

Negatively skewed

b)
Symmetrical
c)

Positively skewed

d)

Bimodal

186.
Which of the following best describes the shape of the distribution?
a)

NEGATIVELY SKEWED

b)

POSITIVELY

SKEWED

c)
UNIFORM
d)
SYMMETRICAL
187.
Which of the following best describes the shape of the distribution?
a)

NEGATIVELY

SKEWED

b)

POSITIVELY SKEWED

c)

BIMODAL

d)
SYMMETRICAL
188.
Which of the following best describes the shape of the distribution?
a)

NEGATIVELY

SKEWED

b)

POSITIVELY SKEWED

c)

BIMODAL

d)
SYMMETRICAL
189.

Describe the shape of the graph.

a)

Symmetrical

b)

Bimodal

c)

Negatively Skewed

d)

Positively Skewed

190.

How would you describe this data?

a)

Negatively

Skewed

b)

Positively

Skewed

c)

Symmetrical

d)

Bimodal

191.

What is the shape of the distribution?

a)

Negatively Skewed

b)

Positively Skewed

c)

Symmetric

192.

Choose the best description of the overall shape of the dot plot.

a)

Skewed right

b)

Skewed left

c)

Symmetrical

193.

What is the shape of the distribution?

a)

Negatively Skewed

b)

Positively Skewed

c)

Symmetric

194.

What is the shape of the distribution?

a)

Negatively Skewed

b)

Positively Skewed

c)

Symmetric

195.

What is the shape of the data?

a)

Symmetrical

b)

Negatively skewed

c)

Positively skewed

d)

Bimodal

196.

What is the shape of the data?

a)

Symmetrical

b)

Negatively

skewed

c)

Positively

skewed

d)

Bimodal

197.

Describe the shape of the distribution.

a)

Symmetric

b)

Negatively skewed

c)

Positively skewed

198.

Describe the shape of the distribution.

a)

Symmetric

b)

Negatively

skewed

c)

Positively

skewed

199.

Describe the shape of the distribution.

a)

Symmetric

b)

Negatively skewed

c)

Positively skewed

200.

Describe the shape of the distribution.

a)

Symmetric

b)

Negatively

skewed

c)

Positively

skewed

201.

Describe the shape of the distribution.

a)

Symmetric

b)

Negatively

skewed

c)

Positively

skewed

202.

Describe the shape of the distribution.

a)

Symmetric

b)

Negatively skewed

c)

Positively skewed

203.

What is a census?

a)

A graph

b)

A table

c)

A questionnaire

d)

A list

204.

If you drew one of these letters at random, what are the possible outcomes?

a)

G, B, S, E, A, L, T

b)

G, B, S, L

c)

G, B, S, E, L

d)

S, E, A, L ,T

205.

If you roll this six-sided die, what are the possible outcomes?

a)

4,5,6

b)

1,2,3,4,5,6

c)

6

d)

3

206.

If you roll this six-sided die, what are outcomes of rolling a number greater than 3?

a)

4,5,6

b)

three

c)

1,2,3

d)

half

207.

If you spin this spinner, how many ways can spinning a red occur?

a)

3

b)

4

c)

5

d)

10

208.

If you randomly picked one of these tiles, what are the outcomes of not choosing a vowel?

a)

2

b)

5

c)

A,E

d)

G,B,S,L,T

209.
Which shows the sample space for flipping two coins?
a)
H, T
b)
HH, HT, TH, TT
c)
HH, TT
d)
Dime, Nickel
210.

Possible results of an experiment are called . . .

a)

outcomes

b)

trials

c)

likelihoods

d)

favorable answers

211.

If you flip a coin, how many possible outcomes are there?

a)

1

b)

1,2

c)

2

d)

heads, tails

212.

If you flip a coin, what are the possible outcomes?

a)

1

b)

1,2

c)

2

d)

heads, tails

213.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
214.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
215.
What is the probability of flipping a coin and getting heads?
a)
1/2
b)
1/3
c)
1/4
d)
Never, Tails never fails.
216.
A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?
a)
3/10
b)
3/9
c)
1/9
d)
1/3
217.
The probability of it raining today is 30%.  What is the probability that it will NOT rain?
a)
30%
b)
70%
c)
100%
d)
0%
218.

Given the spinner shown, which number is the spinner unlikely to land on?

a)

1

b)

3

c)

5

219.

Given the picture shown, what is the probability of choosing a blue gumball?

a)

Likely

b)

Unlikely

c)

Equally likely

220.

Given the picture shown, what is the probability of choosing a blue gumball?

a)

Likely

b)

Unlikely

c)

Equally likely

221.

A number cube, labeled 1 through 6, will be rolled one time. What is the likelihood of rolling a 6?

a)

Impossible

b)

Not likely

c)

Very likely

d)

Certain

222.

What is the probability of the sun setting tonight?

a)

Impossible, it will NOT happen

b)

Likely

c)

Very Likely

d)

Certain, the sun sets everyday (we can't stop this from happening)

223.

Which colour is the spinner MOST likely to land on?

a)

Pink

b)

Yellow

c)

Green

d)

Blue

224.

Which colour is the spinner LEAST likely to land on?

a)

Pink

b)

Yellow

c)

Green

225.

What is the probability of rolling a 7 on a six-sided playing die?

a)

Unlikely

b)

Likely

c)

Impossible

d)

Certain

226.

What is the probability of rolling an EVEN NUMBER on a six-sided playing die?

a)

Impossible

b)

The same as rolling an ODD number (equal chance, 50/50)

c)

Certain

d)

Likely

227.

TRUE or FALSE: The probability of landing on a '2' or a '3' is equal

a)

TRUE: One section is a 3, one section is a 2. The probability of landing on either is the same

b)

FALSE: The spinner has a higher chance of landing on 2

c)

FALSE: The spinner has a higher chance of landing on 3

228.

What are ALL of the possible outcomes of rolling this playing die?

a)

1, 2, 3, 4, 5

b)

1, 2, 3, 4, 5, 7

c)

1, 2, 3, 4, 5, 6

d)

2, 4, 6

229.

The probability of landing on yellow is......

a)

Very Unlikely

b)

Certain

c)

Equal Chance Event (50/50)

d)

Unlikely

230.

What is the probability of drawing a card from a standard deck and not getting a spade?

(Hint: 52 cards in a deck, 13 cards of each suit)

a)

3952=34\frac{39}{52}=\frac{3}{4}  

b)

1352=14\frac{13}{52}=\frac{1}{4}  

c)

11  

d)

2652=12\frac{26}{52}=\frac{1}{2}  

231.

What is the probability of flipping a coin and not landing on tails?

a)

11  

b)

00  

c)

12\frac{1}{2}  

d)

14\frac{1}{4}  

232.

What is the probability of spinning a spinner numbered 1 to 6 and not landing on 5?

a)

00  

b)

16\frac{1}{6}  

c)

46=23\frac{4}{6}=\frac{2}{3}  

d)

56\frac{5}{6}  

233.

Raul bought 24 raffle tickets out of 1545 tickets sold. What is the probability that

Raul will not win the grand prize of the raffle?

a)

15211545=507515\frac{1521}{1545}=\frac{507}{515}  

b)

00  

c)

241545=8512\frac{24}{1545}=\frac{8}{512}  

234.

A clothing store sells shirts, pants, and jackets. What's the complement of randomly selecting an item that is a jacket?

a)

Selecting a shirt or a jacket

b)

Not selecting pants

c)

Not selecting a jacket

d)

Selecting a jacket

235.

Determine the complementary event A':

A card is drawn from a standard deck of playing cards. Event A is:'the card is a queen'

a)

A' is: card is a king

b)

A' is: card is a queen

c)

A' is: card is not a queen

d)

A' is: card is not a king

236.

Determine the complementary event A':

A card is drawn from a standard deck of playing cards. Event A is:'the card is a club'

a)

A' is: card is not a club

b)

A' is: card is a spade

c)

A' is: card is not a black card

d)

A' is: card is a red card

237.

Determine the complementary event A':

A die is rolled. Event A is: 'the number that appears is even'

a)

A' is: the number that appears is a 1, 2, 4 or 6

b)

A' is: the number that appears is a 6

c)

A' is: the number that appears is a 2 or a 4

d)

A' is: the number that appears is odd

238.

Determine the complementary event A':

A die is rolled. Event A is: 'the number that appears is greater than 2'

a)

A' is: the number that appears is a 2, 3, 4, 5 or 6

b)

A' is: the number that appears is 1 or 2

c)

A' is: the number that appears is a 1

d)

A' is: the number that appears is a 2

239.

The complement of rolling a 3 is:

a)

Rolling an odd number

b)

Not rolling a 3

c)

Rolling an even number

240.

What is the complement to: rolling an even number

a)

Not rolling an even number (rolling an odd number)

b)

rolling a 2,4,6

c)

Rolling a number less than 4

241.

The chance of rolling a 2 is 1/6. What is the chance of not rolling a 2?

a)

2/6

b)

1/6

c)

5/6

d)

Not possible

242.

In the clothing store, the probability of randomly selecting a jacket is 34%. What's the probability of its complement?

a)

P(not jacket)= 56%

b)

P(jacket) = 66%

c)

P(not jacket) = 50%

d)

P(not jacket) = 66%

243.
If there is a 70% chance of rain, what is the probability that it will NOT rain?
a)
100%
b)
50%
c)
30%
d)
10%
244.
A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?
a)
5/6
b)
1/2
c)
1/3
d)
1/6
245.

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

a)

3/10

b)

3/6

c)

1/9

d)

1/3

246.

An equally likely chance for an event to occur is what number?

a)

0

b)

1

c)

.5

d)

100

247.

On this spinner, what is P(B)?

a)

3/8

b)

1/2

c)

1/4

d)

5/8

248.

On this spinner, what is P(not B)?

a)

3/8

b)

3/4

c)

1/4

d)

5/8

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