Simple probability

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.

Tags

CCSS.7.SP.C.5

Front

What is the formula for calculating probability?

Back

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

Tags

CCSS.7.SP.C.7A

Front

What is a favorable outcome in probability?

Back

A favorable outcome is the specific result that we are interested in when calculating probability.

Front

If a bag contains 3 red balls and 2 blue balls, what is the probability of picking a red ball?

Back

The probability is 3/5.

Tags

CCSS.7.SP.C.7B

Front

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

Back

It means that the event is impossible and will not occur.

Tags

CCSS.7.SP.C.5

Front

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

Back

It means that the event is certain to occur.

Tags

CCSS.7.SP.C.5

Front

In a standard deck of cards, what is the probability of drawing an Ace?

Back

The probability is 4/52 or 1/13.

Tags

CCSS.7.SP.C.7B

Front

What is the probability of rolling a 4 on a standard six-sided die?

Back

The probability is 1/6.

Tags

CCSS.7.SP.C.7A

Front

If you flip a coin, what is the probability of getting heads?

Back

The probability is 1/2.

Tags

CCSS.7.SP.C.7A

Front

What is the probability of drawing a heart from a standard deck of cards?

Back

The probability is 13/52 or 1/4.

Tags

CCSS.7.SP.C.7B