Probability

Front

What is probability?

Back

Probability is a measure of how likely an event is to happen. It is expressed as a number between 0 and 1, where 0 means the event will not happen and 1 means it will definitely happen.

Front

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

Back

1 out of 2

Front

What is the probability of rolling a two on a 6-sided die?

Back

1 out of 6

Front

What are the possible outcomes when spinning a spinner with colors pink, green, dark blue, light blue, and orange?

Back

pink, green, dark blue, light blue, orange

Front

If you select a marble without looking, how likely is it that you will pick a white one if there are only white marbles?

Back

certain

Front

If you select a marble without looking, what is the probability that it will be blue if there are 2 blue marbles out of 6?

Back

2 out of 6

Front

What does it mean if an event is 'impossible'?

Back

An impossible event has a probability of 0, meaning it cannot happen.

Front

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

Back

A certain event has a probability of 1, meaning it will definitely happen.

Front

What is an example of an event that is 'unlikely'?

Back

An event that has a low probability, such as rolling a 7 on a 6-sided die.

Front

What is an example of an event that is 'equally likely'?

Back

Flipping a coin has two equally likely outcomes: heads or tails.