Unit 10: Probability

Which number represents the probability of an event that is very likely to occur?

• 0.12

• 1.3

• 0.89

• 0.09

Which statement is true?

Which statement is true?

Mich has 2 blue marbles, 4 red marbles and 5 green marbles in a bag. What is the sample space of marbles in the bag?

• blue, blue, red, red, green, green

• blue, red, red, red, green, green, green, green

• blue, blue, red, red, red, red, green, green, green, green, green

• blue, red, green

Based on a weather report, the probability that it will rain tomorrow is 0.15. What is the likelihood of the event?

• certain

• impossible

• likely

• unlikely

Based on a weather report, tomorrow will be 100% sunny. What is the likelihood of that it will rain tomorrow?

• certain

• impossible

• likely

• unlikely

Based on a weather report, tomorrow will be 90% cloudy. What is the likelihood of event?

• certain

• impossible

• likely

• unlikely

What is the theoretical probability of rolling a multiple of 5?

• 8%

• 42%

• 17%

• 83%

Based on the results, what is the experimental probability that on any one spin, the arrow will land on the red section?

Which number represents the probability of an event that is very unlikely to occur?

• 0.12

• 0.89

• 1.3

• 0.09