7th Grade Probability Review

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 the probability of flipping a coin and landing on heads?

Back

1/2 or 50%.

Front

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

Back

1/6.

Front

What is experimental probability?

Back

Experimental probability is the probability based on the actual results of an experiment.

Front

What is theoretical probability?

Back

Theoretical probability is the probability calculated based on the possible outcomes.

Front

How do you calculate the probability of an event?

Back

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

Front

What is the probability of drawing a red card from a standard deck of cards?

Back

1/2 or 50%.

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.

Front

If you flip a coin 100 times, how many times would you expect to get tails?

Back

Approximately 50 times.