Probability Events

Front

What is the probability range for any event?

Back

0 to 1 (or 0% to 100%)

Front

What does a probability of 0% indicate?

Back

The event is impossible.

Front

What does a probability of 100% indicate?

Back

The event is certain.

Front

What does a probability of 50% indicate?

Back

The event is equally likely to occur or not occur.

Front

What is the probability of an unlikely event?

Back

Closer to 0.

Front

What is the probability of a likely event?

Back

Closer to 1.

Front

If an event is certain, what is its probability?

Back

1 (or 100%)

Front

If an event is impossible, what is its probability?

Back

0 (or 0%)

Front

What is the probability of choosing a black marble if it is likely?

Back

Likely (greater than 0 but less than 1).

Front

What is the probability of choosing a green marble if it is certain?

Back

Certain (equal to 1).