7A 4.1.5 Compound Events

Front

What is a compound event in probability?

Back

A compound event is an event that consists of two or more simple events. For example, rolling a 2 and then rolling an odd number on a pair of dice.

Front

How do you calculate the probability of two independent events occurring?

Back

Front

What is the probability of rolling a 2 on a single die?

Back

Front

What is the probability of rolling an odd number on a single die?

Back

Front

If you roll two dice, what is the probability of rolling a 2 on the first die and an odd number on the second die?

Back

Front

What is the formula for the probability of the union of two events?

Back

The formula for the probability of the union of two events A and B is: P(A or B) = P(A) + P(B) - P(A and B).

Front

What does it mean for two events to be independent?

Back

Two events are independent if the occurrence of one event does not affect the occurrence of the other event.

Front

What is the probability of rolling a 2 or an odd number on a single die?

Back

Front

What is a simple event in probability?

Back

A simple event is an event that consists of a single outcome. For example, rolling a 3 on a die.

Front

How many total outcomes are there when rolling two dice?

Back

When rolling two dice, there are a total of 36 outcomes (6 sides on the first die multiplied by 6 sides on the second die).