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Year 5 - Probability and Statistics Revision

Total questions: 53

Worksheet time: 4hrs 9mins

Name
Class
Date
1.
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
2.
In a cup are the numbers 1 - 20. Find the theoretical probability of 
picking an even number. 
a)
10/20
b)
1/2
c)
1/20
d)
20/20
3.
In a cup are the numbers 1 - 20. Find the theoretical probability of 
picking an even number. 
a)
10/20
b)
1/2
c)
1/20
d)
20/20
4.
What is an outcome?
a)
The result of an experiment
b)
The chance or likelihood of an event
c)
A fraction, decimal, or a percent
d)
An activity that gives various results
5.
Probability can be between what two numbers?
a)
10 and 20
b)
0 and 100
c)
0 and 1
d)
All Numbers are possible
6.
The theoretical probability of rolling an even number on a dice.
a)
3/6
b)
1/2
c)
1/6
d)
5/6
7.
What is the probability of spinning red?
a)
0
b)
5/12
c)
1/2
d)
3/4
8.
What is the probability of spinning green?
a)
0
b)
1/4
c)
1/2
d)
3/4
9.
Which of the following situations is represented by this tree diagram?
a)
3 shirt options, 6 pants options, and 12 shoe options
b)
3 shirt options, 2 pants options, and 2 shoe options
c)
2 shirt options, 3 pants options, and 1 shoe option
10.
You flip a coin 20 times and record the results. Is this experimental or theoretical probability?
a)
Experimental
b)
Theoretical
11.

What color are you most likely to pick?

a)

Red

b)

Blue

c)

Green

d)

Yellow

12.

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?

a)

2/7

b)

2/5

c)

5/7

d)

4/7

13.

The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a letter that is a vowel?

a)

3/11

b)

4/11

c)

2/11

d)

4/7

14.
What is the probability of the spinner landing on an odd number?
a)
1/2
b)
4/4
c)
1/4
d)
1/3
15.
Find the probability of rolling a 7 on a single die.
a)
1/6
b)
7/6
c)
0
d)
7/7
16.

Two dice are rolled and it is recorded whether the result on each is odd or even. What is the probability both are odd?

a)

1/4

b)

1/2

c)

2/4

d)

3/4

17.

A tree diagram is useful in determining the __________of a probability experiment.

a)

result

b)

possible outcomes

c)

event

d)

none of the above

18.
The tree diagram shows the outcomes of rolling a die and flipping a coin.  
How many total outcomes are there?  
a)
6
b)
12
c)
24
d)
36
19.
How many total outfit options are represented?
a)
12
b)
22
c)
3
20.

Use the tree diagram to find the probability of tossing a head first and then a tail when a coin is tossed twice.

a)

1

b)

1/2

c)

1/4

d)

1/8

21.

What is the probability that you will get plain crust with ham on your pizza?

a)

1/8

b)

1/2

c)

1/10

d)

2/10

22.

How many people ate pepperoni pizza for lunch?

a)

15

b)

21

c)

6

d)

12

23.

How many people ate pizza for lunch?

a)

21

b)

6

c)

27

d)

33

24.

This diagram is called a ........

a)

carroll diagram

b)

venn diagram

25.

How many students have dog in their house?

a)

3

b)

4

c)

5

d)

8

26.

How many students have fish in their house?

a)

3

b)

4

c)

5

d)

7

27.

How many like to take the car only?

a)

5

b)

16

c)

18

d)

13

28.

How many like to take the bus ONLY?

a)

18

b)

13

c)

16

29.

How many students do not have dogs or fish in their house?

a)

3

b)

4

c)

5

d)

7

30.
Median:
0   1   2   3   4
a)
1
b)
2
c)
3
d)
4
31.
Mode:
0   1   1   2   3   4
a)
1
b)
2
c)
3
d)
4
32.

What is the mode of this data set?


6, 5, 5, 9, 8, 7, 9

a)

9 and 6

b)

5

c)

9

d)

5 and 9

33.

What is the range of this data set?


7, 1, 6, 9, 4, 6, 2

a)

8

b)

7

c)

6

d)

5

34.

What is the mean of this data set?


2, 3, 7, 4, 9

a)

4

b)

5

c)

6

d)

7

35.

What is the median of this data set?


7, 9, 7, 8, 3, 2, 3, 9, 6

a)

6

b)

3

c)

7

d)

8

36.

What is the mean of this data set?


7, 4, 9, 6, 4

a)

4

b)

6

c)

3

d)

8

37.

What is the mode of this data set?


9, 6, 9, 3, 8

a)

6

b)

8

c)

3

d)

9

38.

What is the range of this data set?


8, 6, 2, 8, 6, 8, 6, 4

a)

5

b)

6

c)

3

d)

4

39.

What is the median of this data set?


9, 7, 9, 7, 3, 5, 9

a)

9

b)

3

c)

4

d)

7

40.

What is the mean of this data set?


6, 5, 5, 6, 3

a)

5

b)

6

c)

3

d)

4

41.
What is the mean?
a)
# happening the most
b)
the number in the middle
c)
biggest-smallest
d)
the average
42.
What is the mode?
a)
# happening the most
b)
the average
c)
biggest - smallest
d)
the middle #
43.
A data set can have more than one median?
a)
True
b)
False
44.
A data set can have more than one mode
a)
True
b)
False
45.
What is the definition of the range?
a)
The average
b)
The number that occurs the most
c)
The middle number
d)
The difference of the largest and smallest numbers
46.
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
47.
Find the median of these numbers:
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
48.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
49.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
50.
Experimental Probability is:
a)
What Will happen 
b)
What actually happens
c)
What should happen
d)
What I think Happens
51.
Theoretical Probability is?
a)
What Should happen
b)
What does happen
c)
What Will Happen
d)
What I want to Happen
52.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

53.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible