Odds vs 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.

Front

What are odds?

Back

Odds represent the ratio of the probability of an event occurring to the probability of it not 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 theoretical probability of rolling an even number on a dice?

Back

1/2

Front

If the odds in favor of an event are 9/2, what is the probability of that event occurring?

Back

Probability = 9 / (9 + 2) = 9/11.

Front

What is the probability of NOT rolling a 6 on a fair die?

Back

Probability = 5/6.

Front

What is the chance of rain if the probability of rain is 70%?

Back

The chance it does not rain is 30%.

Front

How do you convert odds to probability?

Back

Probability = Odds / (Odds + 1).

Front

What is the probability of spinning red if there are 5 red and 7 total sections on a spinner?

Back

Probability = 5/12.

Front

In the word 'ALGEBRA', what is the probability of choosing a letter other than 'A'?

Back

5/7.