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Probability vocab and questions

Total questions: 14

Worksheet time: 44mins

Name
Class
Date
1.

What is the result of an experiment?

a)

probability

b)

outcome

c)

complement

d)

sample space

2.

An event that has a probability of zero is _____________.

a)

equal

b)

certain

c)

dependent

d)

impossible

3.

What is theoretical probability?

a)

They are outcomes where the first affects the outcome of the second.

b)

A situation that occurs and leads to results (outcomes).

c)

It is the expected probability of an event that has not actually been tested.

d)

Outcomes that have the same chance of occurring.

4.

What is a set of all possible outcomes for an event?

a)

sample space

b)

probability

c)

impossible

d)

complement

5.

What is another word for chance?

a)

sample space

b)

dependent outcome

c)

probability

d)

mutually exclusive

6.

True or false: Outcomes are unequally likely if they have the same chance of occurring.

a)

false

b)

true

7.

What is probability?

a)

the set of all possible outcomes for an event

b)

the outcome where the second event does not depend on the first event

c)

an event that is certain to happen

d)

the chance that an event will occur and is expressed as a ratio with the favorable outcomes to (over) the number of total possibilities

8.

Probability that is based on repeated trials of an experiment or the # of times an event occurs/ total number of trials; what actually happens

a)

Fundamental Counting Principle

b)

theoretical probability

c)

experimental probability

d)

experiment

9.
A die is rolled once.  What is the probability of rolling a 5? Your answer should be a fraction in simplest form.
a)
1/6
b)
1/3
c)
2/5
d)
5/6
10.
Based on the chart, what is the probability of pulling a green marble?
a)
1/8
b)
8/25
c)
8/100
d)
7/8
11.
What is the probability of getting any letter that is not A?
a)
6/8
b)
3/4
c)
2/8
d)
1/4
12.

What is the P( not purple) on this spinner?

a)

2/5

b)

1/5

c)

4/5

d)

3/5

13.
What is the probability of spinning green?
a)
0
b)
1/4
c)
1/2
d)
3/4
14.

If 33% of the students at Warren Middle School have a pet, then what is the probability of the students who do not have a pet?

a)

33%

b)

77%

c)

67%

d)

50%