Probability Test 2 Fall 2024

Front

What is the definition of probability?

Back

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

Front

What is the formula for calculating theoretical probability?

Back

Theoretical probability = (Number of favorable outcomes) / (Total number of possible outcomes)

Front

What is a permutation?

Back

A permutation is an arrangement of objects in a specific order.

Front

What is a combination?

Back

A combination is a selection of items from a larger pool where the order does not matter.

Front

What is the probability of an event that is certain to happen?

Back

The probability of an event that is certain to happen is 1.

Front

What is the probability of an event that is impossible?

Back

The probability of an event that is impossible is 0.

Front

If a coin is flipped, what is the theoretical probability of getting heads?

Back

The theoretical probability of getting heads is 1/2.

Front

What is conditional probability?

Back

Conditional probability is the probability of an event occurring given that another event has already occurred.

Front

How do you calculate conditional probability?

Back

Conditional probability P(A|B) = P(A and B) / P(B) where A and B are two events.

Front

What is the complement of an event?

Back

The complement of an event is the probability that the event does not occur.