Simple Probability

Front

What is probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Tags

CCSS.7.SP.C.5

Front

What is the formula for calculating probability?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes)

Tags

CCSS.7.SP.C.7A

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What does a probability of 0 mean?

Back

A probability of 0 means that the event will not occur.

Tags

CCSS.7.SP.C.5

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What does a probability of 1 mean?

Back

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

Tags

CCSS.7.SP.C.5

Front

What is theoretical probability?

Back

Theoretical probability is the prediction of the likelihood of an event based on the possible outcomes.

Tags

CCSS.7.SP.C.7A

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What is experimental probability?

Back

Experimental probability is the likelihood of an event based on the results of an experiment.

Front

If a die is rolled, what is the probability of rolling a 3?

Back

1/6, since there is one favorable outcome (rolling a 3) out of six possible outcomes.

Tags

CCSS.7.SP.C.7A

Front

What is the probability of selecting a brown M&M from a bowl with 20 M&Ms?

Back

1/10, if there are 2 brown M&Ms in a total of 20.

Tags

CCSS.7.SP.C.7B

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What is an unlikely event in probability?

Back

An unlikely event is one that has a probability close to 0.

Tags

CCSS.7.SP.C.5

Front

What is a certain event in probability?

Back

A certain event is one that has a probability of 1.

Tags

CCSS.7.SP.C.5