Probability Flashcard

Front

What is Probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 (impossible event) and 1 (certain event).

Front

What is an Odd Number?

Back

An odd number is an integer that is not divisible by 2, such as 1, 3, 5, 7, etc.

Front

What is an Even Number?

Back

An even number is an integer that is divisible by 2, such as 0, 2, 4, 6, etc.

Front

What is a Venn Diagram?

Back

A Venn Diagram is a visual representation of the relationships between different sets, often used to illustrate the overlap between them.

Front

How do you calculate the probability of an event?

Back

The probability of an event is calculated as the number of favorable outcomes divided by the total number of possible outcomes.

Front

What is a Combination?

Back

A combination is a selection of items from a larger set where the order does not matter, often calculated using the formula nCr = n! / (r!(n-r)!).

Front

What is the formula for calculating combinations?

Back

The formula for combinations is nCr = n! / (r!(n-r)!), where n is the total number of items, and r is the number of items to choose.

Front

What is the probability of selecting an item from a set?

Back

The probability of selecting an item from a set is the number of favorable outcomes divided by the total number of outcomes.

Front

What is a Spinner in Probability?

Back

A spinner is a tool used in probability experiments, typically divided into sections, each representing a different outcome.

Front

What does 'P(A or B)' mean in probability?

Back

'P(A or B)' represents the probability that either event A or event B occurs.