Probability

Front

What is the probability of a likely chance event?

Back

Closer to 1.

Front

What is probability?

Back

The chance that some event will occur.

Front

What is P(not A) if P(A) = 1/4?

Back

3/4.

Front

What is the probability of an unlikely chance event?

Back

Closer to 0.

Front

If a jar contains 2 pink, 6 red, and 4 blue marbles, what is the probability of picking a red or blue marble?

Back

5/6.

Front

What is the range of probability values?

Back

0 to 1.

Front

What does a probability of 0 mean?

Back

The event will not occur.

Front

What does a probability of 1 mean?

Back

The event is certain to occur.

Front

If the probability of event A is 0.2, what is the probability of not A?

Back

0.8.

Front

What is the formula for calculating probability?

Back

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