Probability quiz 2

Consider a fair die. What is the probability of rolling the die and it landing on two?

• 1/2

• 1/6

• 1/3

• 1/5

Tags

CCSS.7.SP.C.7A

Given: A regular coin is flipped 5 times and each times it lands on heads. What is the likelihood that on the 6th flip, it will lands on heads?

• 1/32

• 1/64

• 1/2

• 1/8

Tags

CCSS.HSS.CP.A.5

What is the probability that you flip a coin 4 times, and each time it lands on tails?

• 1/16

• 1/2

• 2

• 1/4

A bag contains 5 blue marbles, 6 red marbles, and 2 yellow marbles. What is the probability if picking a red marble from the bag?

• 11/13

• 2/13

• 5/13

• 6/13

Tags

CCSS.7.SP.C.7B

A bag contains 5 blue marbles, 6 red marbles, and 2 yellow marbles. Calculate the probability of picking either a blue or a yellow marble from the bag.

• 11/13

• 2/13

• 7/13

• 6/13

Tags

CCSS.HSS.CP.B.7

A bag contains 5 blue marbles, 6 red marbles, and 2 yellow marbles. Pick two marbles from the bag, WITH REPLACEMENT. Calculate the probability of picking yellow marble, and then picking another yellow marble.

• 10/169

• 4/13

• 25/78

• 4/169

Consider a fair die. What is the likelihood of rolling the die and getting less than 5?

• 2/3

• 1/2

• 1/3

• 3/4

Tags

CCSS.7.SP.C.7B

Randomly pick a card from a standard deck (no jokers). What is the probability of picking a queen? Hint: How many queens are there? There are 52 cards in a standard deck.

• 4/13

• 1/4

• 1/2

• 1/13

Tags

CCSS.7.SP.C.7B

Randomly pick a card from a standard deck (no jokers). What is the probability of picking either a heart or a five? Hint: How many fives are there in a deck? How many hearts are there in a deck?

• 2/3

• 4/13

• 1/2

• 1/13

Tags

CCSS.HSS.CP.B.7

There are 80 students in the senior class. A poll is taken and the students are asked when they want to have a Christmas dance. 35 students respond and say that they want to have the dance on a Friday night. 28 students respond and say that they want to have the dance on a Saturday night. The rest of the students say that they have no preference as to when the dance is. What is the experimental probability for the students wanting the dance on a Saturday?

• 0.35

• 0.4375

• 0.2125

• Unknown

Tags

CCSS.7.SP.C.6