Simple Probability and Sample Spaces

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 is a sample space?

Back

A sample space is the set of all possible outcomes of a probability experiment.

Front

How can probability be expressed?

Back

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

Front

What is the probability of landing on blue if there are 3 blue sections out of 12 total sections?

Back

The probability is 3/12 or 1/4.

Front

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

Back

The probability is 1/4 if each color is equally likely.

Front

What is the probability of spinning a yellow, green, or blue if there are 3 sections of these colors out of 4 total?

Back

The probability is 3/4.

Front

What is the probability of landing on red if there are 5 red sections out of 12 total sections?

Back

The probability is 5/12.

Front

What is the probability of flipping a coin and landing on heads?

Back

The probability is 1/2.

Front

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

Back

It means the event is impossible and will not occur.

Front

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

Back

It means the event is certain and will definitely occur.