Probability-L3

What does it mean if an event is 'certain' to happen?

• It will definitely happen

• It might happen

• It has a small chance of happening

• It will not happen

Why won't the narrator eat rocks for dinner?

• Because rocks are tasty

• Because rocks are soft

• Because rocks can fly

• Because rocks are dangerous to eat

What does 'possible' mean in terms of probability?

• It has no chance of happening

• It will not happen

• It might happen

• It is certain to happen

Is it 'certain' that the narrator will fall asleep after dinner?

• No, because it never happens

• Maybe, because it sometimes happens

• Impossible to say

• Yes, because it happens every night

Why is flying to the moon to meet a dwarf named Betty 'impossible'?

• Because the narrator does it all the time

• Because dwarves don't live on the moon

• Because the narrator loves flying

• Because it is very likely to happen

What makes it 'possible' for the narrator to read a book after dinner?

• Because books can read themselves

• Because the narrator never reads

• Because it sometimes happens

• Because it is certain to happen

Is having dessert after dinner 'certain', 'possible', or 'impossible'?

• Certain

• Possible

• Impossible

• Unlikely

What is the probability of a unicorn carrying you to bed after dinner?

• Certain

• Possible

• Impossible

• Likely

Is brushing your teeth after dinner 'certain', 'possible', or 'impossible'?

• Unlikely

• Impossible

• Possible

• Certain

Dreaming about unicorns after dinner is considered to be:

• Possible

• Certain

• Impossible

• Likely