SOL 4.13 Probability

Front

What is probability?

Back

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

Front

What does it mean if an event has a probability of 0?

Back

It means the event is impossible and will not happen.

Front

What does it mean if an event has a probability of 1?

Back

It means the event is certain and will definitely happen.

Front

If a spinner has 4 equal sections: red, blue, green, and yellow, what is the probability of landing on green?

Back

1/4 or 25%.

Front

If there are 10 marbles in a bag (3 red, 2 blue, 5 green), what is the probability of picking a red marble?

Back

3/10.

Front

What does 'more likely' mean in probability?

Back

It means the event has a higher chance of occurring compared to another event.

Front

What does 'less likely' mean in probability?

Back

It means the event has a lower chance of occurring compared to another event.

Front

If you flip a coin, what is the probability of getting heads?

Back

1/2 or 50%.

Front

What is an example of an impossible event?

Back

Rolling a 7 on a standard 6-sided die.

Front

What is an example of a certain event?

Back

The sun will rise tomorrow.