Simple 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 the probability of rolling a fair six-sided die and getting a 3?

Back

Front

What does it mean if an event is 'certain'?

Back

An event is certain if it will definitely happen, with a probability of 1.

Front

What does it mean if an event is 'impossible'?

Back

An event is impossible if it cannot happen, with a probability of 0.

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 choosing a day that starts with 'S' from the week?

Back

Front

What is the probability of flipping a coin and getting tails?

Back

Front

If there are 5 red marbles and 3 blue marbles, what is the probability of choosing a red marble?

Back

Front

What is the probability of choosing a letter other than 'A' from the word 'ALGEBRA'?

Back

Front

What does 'likely' mean in terms of probability?

Back

An event is likely if it has a probability greater than 0.5.