Math 9 Review 9.1, 9.2, 9.3

What is the probability of rolling a 5 on a regular dice?

• 5/6

• 30%

• 1/6

• 50%

What is the probability of rolling an even number on a regular dice?

• 1/2

• 3/6

• 50%

• 0.5

• All of the above

In the following bag of marbles, what is the probability of choosing a green marble?

• 1/3

• 5/15

• 5/20

In the following bag of marbles, what is the probability of choosing a marble that is not red?

• 1/3

• 9/11

• 9/20

• 11/20

What type of probability is found with calculations of what should happen?

• theoretical probability

• experimental probability

• subjective judgements

What type of probability is based on previous experience?

• theoretical probability

• experimental probability

• subjective judgements

What type of probability is based on a gut feeling or personal preference?

• theoretical probability

• experimental probability

• subjective judgements

"My favorite colour is blue, so I think a blue ball will be chosen next." is an example of

• theoretical probability

• experimental probability

• subjective judgements

"The last 10 days have been sunny and warm, so I'm going to wear shorts today as it will probably be warm again." is an example of

• theoretical probability

• experimental probability

• subjective judgements

"If I flip this coin, there is a 50% chance of getting heads." is an example of

• theoretical probability

• experimental probability

• subjective judgements