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, or as a percentage.

Front

What is a sample space?

Back

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

Front

What is the probability of flipping a fair coin and getting heads?

Back

1/2 or 50%.

Front

If you flip a coin three times, what is the probability of getting all tails?

Back

1/8 or 12.5%.

Front

What does P(A) represent in probability?

Back

P(A) represents the probability of event A occurring.

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 rolling a 3 on a fair six-sided die?

Back

1/6.

Front

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

Back

1/2 or 50%.

Front

What is the difference between independent and dependent events?

Back

Independent events do not affect each other's outcomes, while dependent events do.

Front

What is the probability of getting at least one head when flipping two coins?

Back

3/4 or 75%.