Probability Flashcardizz Review

Front

What is a tree diagram?

Back

A tree diagram is a visual representation that shows all possible outcomes of an event.

Front

Why are tree diagrams useful?

Back

They show you all possible outcomes.

Front

What is a sample space?

Back

A sample space is a list of all possible outcomes of an experiment.

Front

How do you calculate the probability of an event?

Back

Probability is calculated by dividing the number of favorable outcomes by the total number of possible outcomes.

Front

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

Back

There are 3 even numbers (2, 4, 6) out of 6 total outcomes, so the probability is 3/6 or 1/2.

Front

If you flip a coin, what are the possible outcomes?

Back

The possible outcomes are heads or tails.

Front

What does it mean if two events are independent?

Back

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

Front

How many total outfit options are there if you have 3 shirts, 2 pants, and 2 shoes?

Back

There are 3 x 2 x 2 = 12 total outfit options.

Front

What is the probability of rolling an even number and flipping a head?

Back

The probability is 3/12, since there are 3 even numbers and 2 outcomes for the coin.

Front

What is an example of a dependent event?

Back

Drawing a card from a deck without replacement is a dependent event because the outcome affects the next draw.