Probability - Theoretical and Experimental

Front

What is the probability of choosing a black or white marble from a bag containing 3 black and 2 white marbles?

Back

The probability is 3/5.

Tags

CCSS.HSS.CP.B.7

Front

If a number cube labeled 2, 4, 6, 8, 10, and 12 is rolled 100 times, how many times can we expect it to land on 8?

Back

We can expect it to land on 8 about 16 times.

Tags

CCSS.7.SP.C.6

Front

In a class of 21 students, if 7 do not own a gaming system, how many would be estimated to not own one in a class of 63 students?

Back

21 students would be estimated to not own a gaming system.

Front

What is a possible outcome when selecting 3 items from a treat bag containing 10 gumballs, 5 pixie sticks, 2 bracelets, and 3 chocolates?

Back

A possible outcome could be gumball, gumball, pixie stick.

Front

What is a sample space in probability?

Back

A sample space is all the possible outcomes of an experiment.

Front

Define theoretical probability.

Back

Theoretical probability is the ratio of the number of favorable outcomes to the total number of possible outcomes.

Tags

CCSS.7.SP.C.7A

Front

Define experimental probability.

Back

Experimental probability is the ratio of the number of times an event occurs to the total number of trials conducted.

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

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 does it mean if an event is certain?

Back

If an event is certain, its probability is 1.

Tags

CCSS.7.SP.C.5