Simple Probability

Front

What is probability?

Back

The likelihood that an event will occur, expressed as a number between 0 and 1.

Front

How do you calculate the probability of an event?

Back

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

Front

What is the probability of selecting a brown candy from a bowl with 4 yellow, 6 orange, 3 green, 5 blue, and 2 brown candies?

Back

1/10

Front

What is the probability of spinning green if there are 4 sections: red, blue, green, and yellow?

Back

1/4

Front

What does it mean if the probability of an event is 0?

Back

It means the event will not occur.

Front

What does it mean if the probability of an event is 1?

Back

It means the event is certain to occur.

Front

If there are 10 total outcomes and 5 are favorable, what is the probability of a favorable outcome?

Back

5 out of 10 or 1/2.

Front

What is the probability of choosing a C from a set of 10 letters where 5 are C's?

Back

5 out of 10.

Front

If a spinner has 4 equal sections: red, blue, green, and yellow, what is the probability of landing on blue?

Back

1/4.

Front

What is the probability of choosing a green candy from a bowl with 6 green and 6 other candies?

Back

6 out of 12 or 1/2.