Unit 8 Probability Review

What is an event?

• the probability that the opposite of the event will occur

• any set of one or more outcomes

• set of all possible outcomes

• a result of one trial of an experiment

What is an experiment?

• an activity in which results are observed and recorded

• any set of one or more outcomes

• set of all possible outcomes

• a result of one trial of an experiment

What is a complement?

• an activity in which results are observed and recorded

• the probability that the OPPOSITE of an event will occur

• set of all possible outcomes

• a result of one trial of an experiment

What is a outcome?

• an activity in which results are observed and recorded

• the probability that the OPPOSITE of an event will occur

• set of all possible outcomes

• a result of one trial of an experiment

What is a sample space?

• an activity in which results are observed and recorded

• the probability that the OPPOSITE of an event will occur

• set of all possible outcomes

• a result of one trial of an experiment

What is a trial?

• an activity in which results are observed and recorded

• the probability that the OPPOSITE of an event will occur

• set of all possible outcomes

• each repetition of an experiment

Taryn spins the spinner with sections marked 1-4 and rolls a number cube, with faces numbered 1 to 6. What is the probability of spinning a 1 and rolling an odd number? (Percent)

• 1%

• 5%

• 12%

• 12.5%

There are 3 red cards and 2 blue cards in a bag. Christine pulls out a blue card and does not return it to the bag. What is the probability he will pull 2 blue cards? (Decimal)

• 0.1

• 0.5

• 0.12

• 0.13

The experimental probability of rolling a prime number is 14/25.

• True

• False; 40%

• False; 0.5

• False; 50%

The experimental probability of rolling a number less than 3 is 52%.

• True

• False; 40%

• False; 0.5

• False; 50%