Probability Quiz - Math II Honors

Is the event INDEPENDENT or DEPENDENT?
You have a jar with 24 pieces of chocolate candy and 14 pieces of orange candy.  We take one piece of candy at random from the jar, put it back, and then take a second piece of candy at random from the jar.

• Independent
• Dependent

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Randy has 4 pennies, 3 nickels, and 3 dimes in his pocket. If he randomly chooses 2 coins without replacement, what is the probability they are both dimes. 

• 1/15
• 2/27
• 3/19
• 4/21

Tags

CCSS.7.EE.B.3

Ricardo has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that Ricardo spins red on the spinner and picks a red marble out of the bag?

• 1 ⁄ 16
• 1 ⁄ 2
• 1 ⁄ 4
• 1 ⁄ 8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Gabriel has these cans of soup in his kitchen cabinet.

• 2 cans of tomato soup

• 3 cans of chicken soup

• 2 cans of cheese soup

• 2 cans of potato soup

• 1 can of beef soup

Gabriel will randomly choose one can of soup. Then he will put it back and randomly choose another can of soup. What is the probability that he will choose a can of tomato soup and then a can of cheese soup?

• 2/5

• 1/25

• 2/45

• 1/5

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Jorge flips a coin and rolls a number cube that has the numbers 1 through 6. What is the probability that Jorge will flip a heads on the coin and an odd number on the number cube?

• 1/4

• 2/3

• 1/6

• 1

You flip a nickel three times.

Find the probability that you will get in any order two heads and one tail.

• 1/2

• 1/4

• 1/8

• 3/8

Suppose two tiles are drawn from the collection shown. The first tile is not replaced before the second tile is drawn. Find P(A and A)

• 4/225

• 1/105

• 3/71

• 2/225

Which event is not a dependent event?

• Picking 2 students to each be line leader and door holder from a group of 20 students

• Picking 2 marbles from a bag without replacing the first marble

• Picking 2 crayons from a box without replacement.

• None of the above

Sam has 13 computers, 6 are working. What is the probability of getting a working computer the first time you pick one, and then one that does not work.

• 7/26

• 6/13

• 4/19

• 2/21

If I flip a coin 10 times, how many times should I get heads?

• 1
• 10
• 3
• 5

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6