Probability
Compound Probability
Vocab and more
Review all: Random
Sample Space and more
100

ONE DICE IS ROLLED, WHAT IS THE PROBABILITY OF ROLLING A 3

1/6

100

You flip a coin three times, what is the probability of three heads?

1/8

100

The results that you want to happen in an experiment

Desired Outcome

100

How likely is it that a number cube is tossed and lands on any number 1-6?

1

100%

100

Jason practiced making soccer goals and kept track of the results. He missed 3 goals but made 9 in one practice session. What can Jason predict regarding goals made if his next practice session has 24 tries?

Jason will make 18 goals.

200

A carousel has 2 jumping horses and 2 standing horses. What is the probability of randomly selecting a jumping horse? Display as a simplified fraction, decimal, and a percent)

1/2, or 0.50, or 50%

200

What is the probability of rolling two odd numbers in a row with a standard number cube?

1/4, or 0.25, or 25%

200

Define "experimental probability."

The probability of what actually occurs based on an experiment.

200

All probabilities fall somewhere on a scale of ____ to ______

0 to 1

200

During an experiment, a spinner landed on red 6 times. If the resulting experimental probability of the spinner landing on red is , how many trials were performed?

48

300

What is the theoretical and experimental probability of landing on green?

theoretical 1/4

experimental 3/20

300

Jay spins a spinner with 5 equal sections numbered 1-5 and he spins another spinner with 5 equal sections with the letters A-E. What is the probability he will spin a 4 and a B?

Display your answer in 3 forms

1/25 or 0.04, or 4%

300

What is the sample space?

The total number of outcomes

300

A local middle school adopted a policy for school uniforms. Students can wear black pants or tan pants. They can wear a yellow shirt, a red shirt, a green shirt, or a white shirt. The tree diagram shows the possible outfit choices.



How many different choices does a student have when choosing a pair of pants and a shirt?

8

300

Lola tossed a coin twice. Make a  tree diagram to show the possible outcomes. How many possible outcomes?


400

Peter recorded the types of birds that visit his bird feeder. Based on the results below, what is the probability the next bird will be a chickadee? Raven = 3, Chickadee = 5, Cardinal = 1, Sparrow = 13, Blue Jay = 3; 25 total birds

1/5

400

Zane draws two cards from a standard deck of cards, without replacement.  What is the probability he will draw a heart and then a spade?

(1/4) (13/51)  = 13/204

0.064

6.4 %

400

What is the probability of picking a purple marble and landing on green?

Show as a percent. Round if necessary 

1/22

5 %

400

What is the probability of picking a purple marble and landing on green?

1/22

400

Gary is picking a four-digit password by using the digits 0 through 9. He can use each digit only once. How many different passwords are possible?

5,040

500

Using a standard deck of cards 

P(not an ace)= ?

Show answer as a simplified fraction and percent

12/13

92%

500

What is the probability of rolling three 4's in a row on a number cube?

Display your answer in 3 forms

Round to the tenths place if necessary

1/216

0.04

4%

500

There are 4 orange sodas , and 4 grape sodas in an ice chest.  What is the probability of randomly selecting a orange and then a grape soda, without replacement?

4/8 X 4/7 = 2/7

500

Kylie interviewed 40 random students to find their favorite elective class in school. The results are shown 

Class                      Art    Music     PE     Drama

Number of Students 10      20         6         4

a. Draw a pie chart to represent Kylie’s survey results. 

b. Show the percent for each class

25%

50%

15%

10%

500

Lonnie threw 50 free throws and missed 16 of them. If Lonnie throws 75 free throws, what can be predicted about the number she will make successfully?

Lonnie will make 51 free throws.