Probability Review

Likelihood

100

What is the likelihood of the probability 100%?

Certain

200

What is the likelihood of the probability 0/12?

Impossible

300

What is the likelihood of the probability 32%?

Unlikely

400

What is the likelihood of the probability 41%?

Equally as likely

500

What is the likelihood of the probability 16/20?

Likely

Theoretical Probability

100

Find the theoretical probability of rolling a 4.

1/6 or 16.7%

200

Find the theoretical probability of spinning 1 or 3.

2/5 or 40%

300

Find the theoretical probability of rolling an even number.

3/6 or 1/2 or 50%

400

Find the theoretical probability of spinning a number greater than 2.

3/5 or 60%

500

Find the theoretical probability of not rolling a 5.

5/6 or 83.3%

Experimental Probability

100

Find the experimental probability of rolling a 2.

6/50 or 3/25 or 12%

200

Find the experimental probability of spinning a 1 or 3.

80/200 or 2/5 or 40%

300

Find the experimental probability of rolling an even number.

24/50 or 12/25 or 48%

400

Find the experimental probability of spinning at most a 3.

123/200 or 61.5%

500

Find the experimental probability of not spinning a 5.

160/200 or 4/5 or 80%

Probability of Compound Events

100

Find the probability of the compound event: spinning a 2 and rolling a 4.

1/30

200

Find the probability of the compound event: spinning an even number and flipping heads.

1/5

300

Find the probability of the compound event: of rolling an odd number and not flipping heads.

1/4

400

Find the probability of the compound event: rolling a number greater than 4 and spinning an odd number.

1/5

500

Find the probability of the compound event: not spinning a 5 and rolling an odd number.

2/5