7.SP.5

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

What does a probability of 0 mean?

Back

A probability of 0 means that the event is impossible and will not occur.

Front

What does a probability of 1 mean?

Back

A probability of 1 means that the event is certain to occur.

Front

How do you calculate the probability of an event?

Back

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

Front

What is the probability of an event that is certain?

Back

The probability of a certain event is 1.

Front

What is the probability of an event that is impossible?

Back

The probability of an impossible event is 0.

Front

If 3/5 of students have a cell phone, what is the probability that a randomly chosen student has a cell phone?

Back

60%.

Front

If the probability of rain tomorrow is 0.2, how would you describe the likelihood of rain?

Back

Unlikely.

Front

What is the probability of NOT winning if the chance of winning is 0.25?

Back

0.75.

Front

What is a spinner in probability?

Back

A spinner is a tool used in probability experiments that can land on different outcomes when spun.