Basic Probability Review

Front

What is probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Front

How can probability be expressed?

Back

Probability can be expressed as a fraction, a decimal, or a percent.

Front

What is the probability of choosing blue from a bag with 5 green, 6 yellow, 8 blue, and 7 brown M&Ms?

Back

The probability is 8/26 or 4/13.

Front

What is the probability of spinning a spinner and landing on a number that is not present?

Back

The probability is impossible - 0.

Front

What is the probability of rolling a fair 6-sided die and landing on an odd number?

Back

The probability is 1/2.

Front

If a spinner has 5 equal sections and one section is orange, what is the probability of landing on orange?

Back

The probability is 1/5.

Front

What is the total number of outcomes when rolling a 6-sided die?

Back

The total number of outcomes is 6.

Front

If there are 3 red, 2 blue, and 5 green marbles, what is the probability of picking a red marble?

Back

The probability is 3/10.

Front

What does it mean if an event has a probability of 1?

Back

It means the event is certain to occur.

Front

What does it mean if an event has a probability of 0?

Back

It means the event is impossible and will not occur.