SOL 5.15 - Probability

Front

What is probability?

Back

Probability is a measure of how likely an event is to occur, expressed as a number between 0 and 1, where 0 means the event will not happen and 1 means it will definitely happen.

Front

What is the Fundamental Counting Principle?

Back

The Fundamental Counting Principle states that if one event can occur in 'm' ways and a second event can occur independently in 'n' ways, then the two events can occur in 'm × n' ways.

Front

How do you calculate the total number of combinations of choices?

Back

To find the total number of combinations, multiply the number of choices for each category together.

Front

If a game has 3 surfaces, 4 pieces, and 2 ways to move, how many combinations can be made?

Back

12 combinations (3 surfaces × 4 pieces × 1 way to move = 12).

Front

What is a sample space in probability?

Back

A sample space is the set of all possible outcomes of a probability experiment.

Front

How do you find the probability of an event?

Back

Probability of an event = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

If there are 5 types of drinks and 3 types of snacks, how many combinations can be made?

Back

15 combinations (5 drinks × 3 snacks = 15).

Front

What does it mean if an event has a probability of 0?

Back

It means that the event cannot happen.

Front

What does it mean if an event has a probability of 1?

Back

It means that the event will definitely happen.

Front

In a lunch menu with 2 main dishes, 3 side dishes, and 2 fruits, how many different lunches can be made?

Back

12 different lunches (2 main dishes × 3 side dishes × 2 fruits = 12).