11.1 - 11.5 Additional Test Review

Determine if the events are independent or dependent.

• Independent

• Dependent

What is the probability of spinning the spinner three times and having all three spins be greater than 5?

• 5.3%

• 12.5%

• 1.6%

• 4.8%

What is the probability that both of your parents were born on a weekend (assume that each day is equally likely and that a weekend day is either Saturday or Sunday).

• 2/7

• 4/7

• 2/49

• 4/49

There are 14 tiles with one letter from the word MATHEMATICIANS on each. Find the probability of randomly choosing the letter "M".

• 1/2

• 1/7

• 1/14

• 2/7

There are 14 tiles with one letter from the word MATHEMATICIANS on each. Find the probability of NOT randomly choosing the letter "S or T". P(not S or not T)

• 11/14

• 3/14

• 3/7

• 4/7

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Without looking you reach into the bag and draw one marble. What is the probability of drawing a blue? P(blue)

• 3/5

• 7/20

• 1/4

• 2/5

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Without looking you reach into the bag and draw one marble. What is the probability of NOT drawing a blue marble? P(not blue)

• 3/4

• 7/20

• 3/5

• 2/5

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Suppose you drew one marble from the bag above, replaced it and then drew a second marble. What is the probability of picking a yellow marble, and then blue? P(yellow, blue)

• 9/20

• 3/20

• 1/10

• 13/20

A jar of coins has 8 pennies, 5 nickels, 1 dime, and 7 quarters. Aaron and Adelle do not agree what the probability of drawing a quarter, replacing it, and drawing another quarter is. P(quarter, quarter). Who is correct?

• Aaron says the probability is 1/9

• Adelle says the probability is 1/10

What is the probability of drawing the angel emoji card, replacing it, and drawing the laughing emoji card?

• 1/16

• 1/64

• 9/16

• 1/32