Likelihood & Probability

What is the probability of choosing a green marble?

• Certain

• Likely

• Unlikely

• Impossible

What is the probability of choosing a green marble?

• Certain

• Likely

• Unlikely

• Impossible

The Probability Line above shows all possible probabilities, from 0% to 100%.

What is the probability shown with the red arrow?

• 0%

• 50%

• 75%

• 100%

The chance of flipping a tail on a normal coin is equally as likely as flipping a head.

• True

• False

A jar contains 10 red marbles, 0 blue marbles, 5 green marbles, and 3 yellow marbles. What is the probability of drawing a blue marble?

• Never

• Unlikely

• 50/50

• Likely

• Always

A jar contains 4 red marbles, 4 blue marbles, 2 green marbles, and 2 yellow marbles. What is the probability of drawing a red marble?

• Never

• Unlikely

• 50/50

• Likely

• Always

A jar contains 10 red marbles, 5 blue marbles, 3 green marbles, and 2 yellow marbles. What is the probability of drawing a red marble?

• Never

• Unlikely

• 50/50

• Likely

• Always

A jar contains 2 red marbles, 8 blue marbles, 1 green marble, and 1 yellow marble. What is the probability of drawing a green marble?

• Never

• Unlikely

• 50/50

• Likely

• Always

A jar contains 6 red marbles, 2 blue marbles, 0 green marbles, and 10 yellow marbles. What is the probability of drawing a yellow marble?

• Never

• Unlikely

• 50/50

• Likely

• Always

A jar contains 5 red marbles, 3 blue marbles, 7 green marbles, and 5 yellow marbles. What is the probability of drawing a green marble?

• Never

• Unlikely

• 50/50

• Likely

• Always