Simple Probability & ODDS

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 are the odds of rolling a 5 on a regular die?

Back

1 : 5

Front

What are the odds of rolling an even number on a regular die?

Back

1 : 1

Front

What is the probability of drawing an odd number from a standard deck of cards?

Back

Probability = 20/52 = 5/13.

Front

What does it mean for a fraction to be simplified?

Back

A fraction is simplified when the numerator and denominator have no common factors other than 1.

Front

What are the odds of drawing a heart from a standard deck of cards?

Back

1 : 3.

Front

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

Back

Probability = 1/2.

Front

What are complementary events in probability?

Back

Complementary events are two outcomes of an event that are mutually exclusive and together cover all possible outcomes.