Probability Lesson 2

Probability Lesson 2

by Melissa CHAPMAN

Poll

Rate your understanding of probability and calculating outcomes.

• 1

  Needs Improvement

• 2

  Adequate

• 3

  Good

• 4

  Very Good

• 5

  Excellent

​Review

​The next few slides are to see if you remember what we learned last class.

Open Ended

What do you remember about probability and sample space, from the last lesson?

Multiple Choice

Probability means...

• Things that probably won't happen.

• The chance that some event will happen.

• Things that probably will happen.

Multiple Choice

Which color marble is unlikely to be pulled from the jar?

• Green

• Red

• Blue

• I painted a picture of a butterfly

Multiple Choice

Which spinner has equally likely outcomes?

Multiple Choice

Events that are equally likely to happen are called...

• Poor chance

• Even chance

• Good chance

Multiple Choice

Possible results of an event

• outcomes
• compound event
• simple event
• probability

Multiple Choice

A set of all possible outcomes of one or more events. Ex. {1,2,3,4,5,&6}

• Independent Events

• Outcome

• Probability

• Sample Space

Multiple Choice

Probability is ...

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

Multiple Choice

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

Multiple Choice

Probability can be written as ...

• a fraction
• a decimal
• a percent
• all of the above

Multiple Choice

What is the likelihood of getting yellow?

• 1 out of 12
• 1 out of 8
• 3 out of 12
• 5 out of 7

Multiple Choice

If I roll a dice, what is likelihood that I will land on a 3?

• 3 out of 6
• 1 out of 8
• 1 out of 6
• 5 out of 7

Multiple Choice

What is the probability of spinning an even number?

• 16 2/3%

• 33 1/3%

• 50%

• 75%

Multiple Choice

Find the experimental probability:

Roll dice: 1, 3, 3, 4, 4

P(1) =

• 3/5

• 1/6

• 2/5

• 1/5

Multiple Choice

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

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

Multiple Choice

If a stone is dropped at random on the arrangement of tiles shown, what is the probability the stone lands on a black tile?

• 5/9
• 4/9
• 1/2
• 1/9

Multiple Choice

Find the probability that the spinner lands on Bonus Card when spun.

• .44
• .22
• .14
• .17

Multiple Choice

What is the probability of rolling an even number on a dice. The dice is numbered 1-6.

• 3/6
• 1/2
• 1/6
• 5/6

Multiple Choice

What is the probability of getting any letter that is not A?

• 6/8
• 3/4
• 2/8
• 1/4

Multiple Choice

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

Multiple Choice

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

Multiple Choice

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19
• 10/28
• 5/14

Multiple Choice

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 3
• 1/10
• 3/10
• 30%

Multiple Choice

What is the the probability of NOT landing on purple?

• 2/5

• 1/5

• 4/5

• 3/5

Poll

Rate your understanding of probability and calculating outcomes.

• 1

  Needs Improvement

• 2

  Adequate

• 3

  Good

• 4

  Very Good

• 5

  Excellent