Course2: Opener 10.4 (Outcomes/Probability/Compound Events)

The local pet store has 6 puppies, 9 kittens, 4 gerbils and 7 parakeets. If a pet is chosen at random, what is the probability of choosing a puppy or a kitten?

• 1/2

• 1/4

• 12/26

• 15/26

Spin a spinner numbered 1 through 9, and toss a coin. What is the probability of getting an odd number on the spinner and a tail on the coin?

• 5/11

• 1/4

• 5/18

• 1/18

In order to figure out who will go first in a game, your friend asks you to pick a number between 1 and 5. What are the possible outcomes?

• 1

• 1,2,3,4,5

• 5

If you flip a penny, how many possible results are there?

• 1

• 1,2

• 2

• heads, tails

An Event is the action you take, not the outcome.

Which of the following are Events?

• Throwing a dice

• Throwing a dice and getting a 5

• Flipping a coin

• Flipping a coin and getting Heads

A ten sided die is rolled.

P (3 or 5)

• 3/10

• 1/5

• 1/10

• 25%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

A box has 3 limes, 5 grapes, and 2 oranges.

P (NOT lime)

• 3/10

• 30%

• 7/10

• Answer Not Here

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Dustin has a spinner that is divided into
5 equal-size sections colored red, blue, orange, white, and green. What is the probability that Dustin spins pink on the next spin?

• 0
• 0.25
• 0.5
• 0.75

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Isidro flips a fair coin 40 times. How many times can he expect heads to appear?

• 4
• 10
• 15
• 20

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Isidro flips a fair coin 40 times. How many times can he expect heads to appear?

This is an example of ___________ probability.

• experimental

• theoretical

• comparitive

• asymmetrical