Probability

Probability is ...

• the chance that some event will occur.
• a game that involves coins.
• a guarantee.

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

What is an outcome?

• The result of an experiment
• The chance or likelihood of an event
• A fraction, decimal, or a percent
• An activity that gives various results

Tags

CCSS.HSS.CP.A.1

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

A bag has 3 red marbles, 2 blue and 4 yellow. What is the probability of pulling a red?

• 3/10

• 1/2

• 1/9

• 1/3

If you spin the spinner, what is the probability it will NOT land on A?

*Remember to simplify.*

• 2/5

• 3/4

• 2/8

• 1/4

What is the probability of flipping a coin and getting heads?

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

Tags

CCSS.7.SP.C.5

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

Tags

CCSS.7.SP.C.5

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of spinning an even number?

• 1/6

• 1/3

• 1/2

• 3/4

Is the spinner more likely or less likely to land on green than yellow?

• more likely

• less likely

• equally likely