5/17 (W) W18 Probability Quiz

What does probability mean?

• How likely something is to happen

• How often something will happen

• How many ways something can happen

• When it's going to rain

Which of the following is impossible to happen?

• The moon crashing into the earth today

• The moon appearing at night

• The moon appearing during the day

• The moon being covered by clouds

What is certain to happen?

• You will get this question correct

  (It's this one)

• The sun will never set tonight

• You see a live dinosaur

• You will age backwards

What is unlikely to occur

• You will get a 12% on this quiz

• You will talk to someone today

• A fish will swim in water

What goes on the bottom of the probability fraction?

• Total number of outcomes

• The number of ways

• 100

• Probability

What is the probability of the spinner landing on a pineapple?

• 50%

• 25%

• 2%

• 100%

What is the probability of the spinner landing on a jellyfish?

• 50%

• 25%

• 0%

• 100%

What is the probability of the spinner landing on Mr. Krabs?

• 50%

• 25%

• 2%

• 100%

If you spin the spinner once, what's the P(4)

If you pick a number at random, what's the probability it will be less than 4?