Review for Probability Test

In a pet store, there are 6 puppies, 4 gerbils, and 7 parakeets. If a pet is chosen at random, what is the probability of choosing a puppy or a parakeet?

• 11/17

• 13/17

• 10/17

• None of the above

Tags

CCSS.HSS.CP.B.7

The probability of a New York teenager owning a skateboard is 0.37, of owning a bicycle is 0.81 and of owning both is 0.36. If a New York teenager is chosen at random, what is the probability that the teenager owns a skateboard or a bicycle?

• 1.18

• 0.7

• 0.82

• None of the above

Tags

CCSS.HSS.CP.B.7

Find the probability of choosing a card at random that is a spade OR a 7

• 1/52

• 1/13

• 4/13

• 17/52

Tags

CCSS.HSS.CP.B.7

You have a bag of 17 marbles.  Four are blue, 6 are green, 2 are red, and the others are yellow.  What is the probability of drawing a green marble, putting it aside, and then drawing another green marble?

• 15/136
• 30/289
• Other

Lucy has the spinner pictured and spins it twice in a row. What is the probability that she lands on blue first and then on yellow or green?

• 1 / 16
• 1 ⁄ 6
• 1 ⁄ 8
• 3 ⁄ 4

What is the P(B)?

• 56/135
• 52/135
• 64/135
• 63/135

Tags

CCSS.HSS.CP.A.1

What is an event that will happen or has a probability of 1?

• theoretical

• probability

• mutually exclusive

• certain

Tags

CCSS.7.SP.C.5

outcome with the same chance of occurring

• mutually exclusive

• impossible

• equally

• independent

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

an event with a probability of zero

• impossible

• mutually exclusive

• outcome

• outcome

Tags

CCSS.7.SP.C.5

a situation involving doing the activity that leads to results or outcomes.

• complement

• outcome

• dependent

• experimental