Making Predictions Using Probability

What is the theoretical probability of picking a vowel from a set of 7 blocks containing the letters A, E, O, and E?

• 2/7

• 5/7

• 4/7

• 3/7

What is the percentage probability of picking a vowel from a set of 7 blocks containing the letters A, E, O, and E?

• 42.9%

• 37.5%

• 45%

• 50%

If you were to draw a letter 91 times, how many times would you expect to pick a vowel given a 3/7 probability?

• 36 times

• 45 times

• 42 times

• 39 times

What is the probability of randomly choosing a green marble from a bag if the probability is given as 3/8?

• 3/8

• 1/8

• 7/8

• 5/8

How many green marbles would you expect to find in a bag of 40 marbles if the probability of picking a green marble is 3/8?

• 15

• 20

• 10

• 25

If the probability of picking a green marble is 3/8, what is the percentage probability?

• 40%

• 45%

• 35%

• 37.5%

If a spinner is divided into 5 equal sections and 2 of them are green, what is the probability of landing on green?

• 3/5

• 4/5

• 1/5

• 2/5

How many times would you expect to land on green if you spin a spinner 120 times, given a 2/5 probability?

• 40 times

• 45 times

• 50 times

• 48 times

What is the theoretical probability of a tribute from District 3 winning the Hunger Games if there are 24 tributes in total?

• 1/8

• 1/12

• 1/6

• 1/24

If the Hunger Games were played 84 times, how many times would you expect a tribute from District 3 to win given a 1/12 probability?

• 7 times

• 6 times

• 8 times

• 5 times