Probability

What is the probability of flipping heads on a coin toss?

Which event is certain?

• If today is Tuesday, tomorrow is Monday.

• If you flip a coin, it will land on heads or tails.

• It will rain tomorrow.

• There will be 31 days in the month.

Which of these has a probability of zero?

• If today is Tuesday, tomorrow is Saturday.

• One day next week will be a Monday.

• If today is Wednesday, tomorrow is Thursday.

• Somewhere in the world, it will be someone's birthday tomorrow.

You can express probability as a fraction, decimal or percent. 

• True

• False

The likelihood of getting tails when you flip a coin is...

• Impossible

• Unlikely

• Equally likely

• Likely

• Certain

Rolling the number 4 on a die is...

• Impossible

• Unlikely

• Equally Likely

• Likely

• Certain

What happens if you only do a few trials when you conduct an experiment, will it be more or less accurate?

• It will be more accurate.

• It will be less accurate.

If you add up the probabilities of all possible outcomes of a trial, the total is going to be...

• 1 or 100%

• 6 or 600%

• 2 or 200%

What is the probability of spinning a 12?

• 1/6

• 1/8

• 1/16

• 1/12

What is the probability of landing on a blue space?

• 5/11

• 5/16

• 1/16

• 11/5