WorksheetsM2 Probability
Total questions: 20
Worksheet time: 45mins
Name
Class
Date
1.
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
2.
A die is rolled once. What is the probability of rolling an odd number? Your answer should be a fraction in simplest form.
a)
1/6
b)
1/2
c)
3/6
d)
2/5
3.
A die is rolled once. What is the probability of rolling a number less than 3? Your answer should be a fraction in simplest form.
a)
1/3
b)
2/6
c)
3/6
d)
1/6
4.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
5.
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
6.
P(not A) =
*Remember to simplify.*
*Remember to simplify.*
a)
6/8
b)
3/4
c)
2/8
d)
1/4
7.
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%
8.
A set of all possible outcomes is known as -
a)
a list
b)
a complement
c)
a sample space
d)
an event
9.
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.
10.
An event that consists of two or more events
a)
event
b)
dependent events
c)
experiment
d)
compound event
11.
The ratio of the number of favorable outcomes to the number of possible outcomes when all possible outcomes are equally likely
a)
experiment
b)
Fundamental Counting Principle
c)
experimental probability
d)
theoretical probability
12.
A collection of one or more outcomes of an experiment
a)
experiment
b)
outcomes
c)
compound event
d)
event
13.
Two events such that the occurrence of one event does not affect the likelihood that the other event(s) will occur
a)
dependent events
b)
independent events
c)
experiment
d)
event
14.
Probability that is based on repeated trials of an experiment
a)
Fundamental Counting Principle
b)
theoretical probability
c)
experimental probability
d)
experiment
15.
The possible results of an experiment
a)
outcomes
b)
event
c)
experiment
d)
probability
16.
Two events such that the occurrence of one event affects the likelihood that the other event(s) will occur
a)
event
b)
compound event
c)
dependent events
d)
independent events
17.
The set of all possible outcomes of one or more events
a)
favorable outcomes
b)
sample space
c)
experiment
d)
compound event
18.
All outcomes that are not the event.
a)
Compound Event
b)
Data
c)
Independent Probability
d)
Complement
19.
A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?
a)
3
b)
1/10
c)
3/10
d)
30%
20.
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
100 %
