Intro to 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 is a standard number cube?

Back

A standard number cube, also known as a die, has six faces numbered from 1 to 6.

Front

What is the sample space?

Back

The 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 an event in probability?

Back

An event is a specific outcome or a set of outcomes from a probability experiment.

Front

What is the probability of rolling a number greater than 2 on a standard die?

Back

The probability is 2/3.

Front

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

Back

The probability is 5/12.

Front

What is the probability of spinning green if there are 3 green sections out of 12 total sections?

Back

The probability is 1/4.

Front

What does a probability of 0 mean?

Back

A probability of 0 means that the event cannot occur.

Front

What does a probability of 1 mean?

Back

A probability of 1 means that the event is certain to occur.