Simple Probability

What are the possible values of probability?

• 0 to 0.5

• 0 to 1

• 1 to 2

• -1 to 1

What is the probability of flipping a coin and getting tails?

• 1/4

• 1/3

• 1/2

• 2/3

If you have a bag with 3 red balls and 1 blue ball, what is the probability of drawing a red ball?

• 1/2

• 1/4

• 3/4

• 2/3

What is the probability of rolling a 3 on a single die?

• 1/2

• 1/4

• 1/6

• 1/8

What is the probability of rolling a number greater than 1 on a single die?

• 1/6

• 1/2

• 5/6

• 2/3

What is probability?

• Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1.

• Probability is the certainty that an event will not happen.

• Probability is a way to measure the average outcome of an event over time.

• Probability is the same as possibility, indicating any chance of occurrence.

What is the probability of spinning green if there are 4 equal sections: red, blue, green, yellow?

• 1/2

• 1/3

• 1/4

• 1/5

What does it mean if an event is 'as likely as not'?

• It means the probability of the event is 1/2.

• It means the event is impossible.

• It means the event is certain to happen.

• It means the event is very unlikely.

If an event is certain, what is its probability?

• 0

• 0.5

• 1

• 1.5

What is the probability of rolling an even number on a single die?

• 1/3

• 1/4

• 3/6 or 1/2

• 2/5