Simple 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.

Front

What does a probability of 0 mean?

Back

A probability of 0 means that the event cannot happen.

Front

What does a probability of 1 mean?

Back

A probability of 1 means that the event is certain to happen.

Front

How do you calculate the probability of an event?

Back

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

Front

What is the probability of spinning red if there are 5 red and 7 other colors?

Back

5/12.

Front

In the word 'ALGEBRA', how many letters are there?

Back

There are 7 letters in 'ALGEBRA'.

Front

What is the probability of choosing a letter other than 'A' from 'ALGEBRA'?

Back

5/7.

Front

If there are 4 yellow, 6 orange, 3 green, 5 blue, and 2 brown M&Ms, how many total M&Ms are there?

Back

20 M&Ms.

Front

What is the probability of selecting a brown candy from the M&Ms?

Back

1/10.

Front

On a 6-sided die, what is the probability of rolling an odd number?

Back

3/6 or 1/2.