Probability and Outcomes

A bag has 3 red marbles, 2 blue, 4 green and 1 yellow. What is the probability of pulling a red?

• 3/10

• 3/9

• 1/9

• 1/3

What is the probability of getting an odd number when rolling a single 6 sided die?

• 1/6

• 1/2

• 3/5

• 3/6

Look at all the candy in the picture. What is the probability of selecting an orange candy?

• impossible

• very likely

• equally likely 

• certain 

The Pine Island Panthers had starburst in the concession stand. Each starburst pack had 10 pieces. The pack contained 3 pink, 2 red, 4 yellow, and 1 orange. What is the probability of drawing a red?

• 2/10

• 3/10

• 1/5

• 2/5

What is the experimental probability of the following repeated experiments?

• Choose from a bag of marbles twice with 6 green, 3 yellow, and 1 red. P(green, red)

• Spin a fair spinner twice with sections 1-8. P(multiple of 4, 5)

• Flipping a Coin twice. P(H,H)

• Rolling a fair number cube twice. P(3, odd)

A(n) (a)   ​ is one or a group of possible outcomes for a given situation.​

• Event

• Experiment

• Probability

• Equally Likely

• Outcome

• Sample Space

• Simple Event

• Complementary Events

Match the following

• the number of times the outcome you want takes place

• sample space

• each representation or observation of an experiment

• trial

• a list of all possible outcomes in an experiment

• experiment

• an activity involving chance that can have different results

• complement

• the outcomes that are not the event

• favorable outcomes

The theoretical probability of an even happening can be written as the number of ​ (a)   over the number of ​ (b)   .

• favorable outcomes

• possible outcomes

• favorite outcomes

• worst outcomes

• total trials

Which color marble is unlikely to be pulled from the jar?

• Green

• Red

• Blue

Erin spins the spinner one time. Which of the following best describes the chances that the spinner will land on red?

• Impossible

• Unlikely

• Likely

• Certain