Probability Review

Front

What is probability?

Back

Probability is the chance that some event will occur.

Front

What is the probability of pulling an orange marble from a bag with 3 red, 2 blue, and 4 yellow marbles?

Back

impossible

Front

What is the probability of rolling a number greater than 6 on a standard die?

Back

0

Front

How can probability be expressed?

Back

Probability can be written as a fraction, a decimal, or a percent.

Front

What is the probability of drawing a star from a set of shapes that does not include a star?

Back

Unlikely

Front

If an event is certain to happen, what is its probability?

Back

1 (or 100%)

Front

If an event is impossible, what is its probability?

Back

0 (or 0%)

Front

What does it mean if an event is equally likely to happen?

Back

It means the event has the same chance of occurring as not occurring.

Front

What is an example of a certain event?

Back

The sun will rise tomorrow.

Front

What is an example of an impossible event?

Back

Rolling a 7 on a standard die.