Likeliness
Simple Probability
Compound Probability
Theoretical & Experimental Probability
Lists, Tables, and Tree Diagrams
100
Which probability represents an event that is certain to happen?
A. 0
B. 0.25
C. 0.5
D. 1
D. 1
100
What is the probability of rolling a 2 on a fair six-sided die?
A. 1/2
B. 1/4
C. 1/6
D. 1/3
C. 1/6
100
What is the probability of flipping heads on a coin and then rolling a 3 on a 6-sided die?
A. 1/12
B. 1/6
C. 1/3
D. 1/2
A. 1/12
100
Which type of probability is based on what should happen?
A. Experimental
B. Historical
C. Theoretical
D. Predictive
C. Theoretical
100
How many outcomes are in flipping a coin and rolling a die?
A. 6
B. 12
C. 2
D. 3
B. 12
200
What does a probability of 50% mean?
A. The event is impossible
B. The event is certain
C. The event is equally likely to happen or not happen
D. The event will happen every time
C. The event is equally likely to happen or not happen
200
There are 3 red, 2 blue, and 5 green marbles in a bag. What is the probability of drawing a blue marble?
A. 1/5
B. 2/5
C. 1/3
D. 1/10
A. 1/5
200
What is the probability of rolling two 3s in a row on a six-sided die?
A. 1/6
B. 1/36
C. 1/12
D. 1/18
B. 1/36
200
You flip a coin 10 times and get 7 heads. What type of probability is this?
A. Theoretical
B. Experimental
C. Biased
D. Predicted
B. Experimental
200
Which shows all possible outcomes of rolling two dice?
A. List
B. Bar graph
C. Organized table
D. Tally chart
C. Organized table
300
If the probability of an event happening is 86/100, how likely is it to happen?
A. Certain
B. Very Likely
C. As likely as not
D. Not Likely
E. Impossible
B. Very Likely
300
If a spinner is divided equally into 4 sections labeled A, B, C, and D, what is the probability of landing on A or B?
A. 1/2
B. 1/4
C. 2/3
D. 3/4
A. 1/2
300
Two marbles are drawn from a bag and replaced each time. There are 3 red, 2 green marbles. What is the probability of drawing red then green?
A. 3/10
B. 2/10
C. 6/25
D. 1/5
C. 6/25
300
What is the theoretical probability of rolling an even number on a standard 6-sided die?
A. 1/2
B. 1/3
C. 2/6
D. 5/6
A. 1/2
300
You roll a die and flip a coin. Which is a correct outcome pair?
A. 3-H
B. 2-Tails
C. 1-Red
D. 6-Blue
A. 3-H
400
Which event is most likely to occur?
A. Probability = 0.1
B. Probability = 0.9
C. Probability = 0.3
D. Probability = 0.5
B. Probability = 0.9
400
What is the probability of getting an even blue number?
A. 1/2
B. 1/3
C. 1/4
D. 3/8
C. 1/4
400
Which of the following represents a compound event?
A. Rolling a 4 on a die
B. Flipping a coin once
C. Picking a card and then tossing a coin
D. Drawing a card from a shuffled deck
C. Picking a card and then tossing a coin
400
A die is rolled 60 times, and a 4 appears 20 times. What is the experimental probability of rolling a 4?
A. 1/6
B. 2/3
C. 1/3
D. 1/4
C. 1/3
400
Which list correctly shows all outcomes of flipping a coin twice?
A. HH, TT, HT
B. HH, HT, TH, TT
C. H, T, HH, TT
D. HH, TT, HT, HT
B. HH, HT, TH, TT
500
Jennifer rolls a 6-sided cube 3 times. What it the probability that she rolls a five all 3 times?
A. Certain
B. Very Likely
C. As likely as not
D. Not Likely
E. Impossible
D. Not Likely
500
You draw one marble from this bag. What is the probability it is red?
A. 4/9
B. 2/5
C. 6/10
D. 1/2
D. 1/2
500
A. 10%
B. 1/5
C. 25%
D. 1/4
B. 1/5
500
You spin a spinner with 5 equal sections labeled A–E. After 100 spins, A appears 15 times. What is the theoretical probability of landing on A?
A. 1/4
B. 1/5
C. 1/2
D. 2/5
B. 1/5
500
Rita makes a sandwich. She randomly chooses between white and rye bread. Then she randomly chooses between ham, turkey, and pepperoni. Finally, she randomly chooses between American and Swiss cheese. The tree diagram displays her possible options. What is the probability she make a sandwich with rye bread, turkey, and swiss cheese?
A. 1/2
B. 1/6
C. 1/12
D. 1/16
C. 1/12