WorksheetsProbability Review
Total questions: 35
Worksheet time: 2hrs 15mins
Name
Class
Date
1.
A likely chance event is closer to what number?
a)
0
b)
1
c)
.5
d)
100
2.
An unlikely chance event is closer to what number?
a)
0
b)
1
c)
2
d)
3
3.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
4.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
5.
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.
6.
A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
a)
5/11
b)
5/6
c)
1/3
d)
5
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.
What is the probability of spinning an even number?
a)
16 2/3%
b)
33 1/3%
c)
50%
d)
75%
9.
Is the spinner more likely or less likely to land on green than yellow?
a)
more likely
b)
less likely
10.
Experimental Probability is:
a)
What Will happen
b)
What actually happens
c)
What should happen
d)
What I think Happens
11.
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
12.
Experimental Probability is:
a)
What Will happen
b)
What actually happens
c)
What should happen
d)
What I think Happens
13.
Theoretical Probability is?
a)
What Should happen
b)
What does happen
c)
What Will Happen
d)
What I want to Happen
14.
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
15.
The chart below represents the number of marbles in a jar.
P(green) =
P(green) =
a)
5/19
b)
10/28
c)
5/14
16.
A set of all possible outcomes is known as -
a)
a list
b)
a complement
c)
a sample space
d)
an event
17.
Find the experimental probability:
Roll dice: 1, 3, 3, 4, 4
P(1) =
a)
3/5
b)
1/6
c)
2/5
d)
1/5
18.
Find the experimental probability:
Roll dice: 1, 3, 3, 4, 4
P(1) =
a)
3/5
b)
1/6
c)
2/5
d)
1/5
19.
You flip a nickel three times.
Find the probability that all flips will land on tails.
Find the probability that all flips will land on tails.
a)
1/2
b)
1/4
c)
1/6
d)
1/8
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)
1/3
21.
Based on the chart, what is the experimental probability of pulling a green marble?
a)
1/8
b)
8/25
c)
8/100
d)
7/8
22.
The spinner is divided into eight equal parts. Find the theoretical probability of landing on the given section of the spinner.P(white)=
a)
1/8
b)
5/8
c)
7/8
d)
3/7
23.
Robin has five different pairs of shoes that match with 6 different pairs of socks. How many shoes-and-socks combinations can she make if she selects one pair of shoes and one pair of socks?
a)
1
b)
30
c)
5!
d)
6!
24.
Robin has five different pairs of shoes that match with 6 different pairs of socks. How many shoes-and-socks combinations can she make if she selects one pair of shoes and one pair of socks?
a)
1
b)
30
c)
5!
d)
6!
25.
How many outfits are possible with 2 pairs of jeans, 5 t-shirts, and 2 pairs of shoes? (Hint: Use a list, tree diagram or the Fundamental Counting Principle.)
a)
9
b)
40
c)
20
d)
10
26.
At Papa John's you are deciding on what you want for dinner. The pizza offers 8 different meats, 4 different cheeses, 3 different crust types and 2 different sauces. How many different pizzas do you have to choose from? (Hint: Use a list, tree diagram, or Fundamental Counting Principle.)
a)
32
b)
192
c)
40,320
d)
51,200
27.
Find the probability of rolling a 7 on a single die.
a)
1/6
b)
7/6
c)
0
d)
7/7
28.
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)
1/6
c)
5/7
d)
25/26
29.
Andrew picks one marble at a time from a box and replaces it. He repeats this process 25 times and records the results in the table. Based on the table, which color marble has an experimental probability of 1/5?
a)
Yellow
b)
Red
c)
Blue
d)
Green
30.
What is the probability of rolling a 3 on a 6-sided number cube and then NOT rolling a 3 on a 6-sided number cube?
a)
5/36
b)
1/6
c)
Other
31.
The cafeteria is serving three kinds of sandwiches: tuna (T), chicken, (C), and peanut butter (P). They are also serving a choice of two drinks: milk (M) or water (W). Which is the complete set of possibilities of combinations?
a)
TW, CW, PW
b)
TW, TM, TW, CW, PW
c)
TW, TM, CW, CM, PW, PM
32.
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
33.
You flip a coin 20 times and record the results. Is this experimental or theoretical probability?
a)
Experimental
b)
Theoretical
34.
You create a table of all the possible die rolls from two dice. Is this experimental or theoretical probability?
a)
Experimental
b)
Theoretical
35.
If a dice is rolled 300 times, how many times would you predict a roll of a 1 or a 6?
a)
50
b)
100
c)
150
d)
75
100 %
