Z
Z
Z
Scissors Paper Stone
Scissors beats paper (cuts it)
Paper beats rock (wraps it)
Rock beats scissors (blunts it)
Showing the same is a draw
You will play the game 10 times against me
Every time you win put a tally mark. Ties don’t count
Is it a fair game?
Scissors Paper Stone
Player A
Scissors
Paper
Rock
Z
Scissors
Paper
Rock
Scissors
Paper
Rock
Scissors
Paper
Rock
Scissors
Paper
Rock
Draw
I Win
You Win
You Win
Draw
I Wins
I Win
You Win
Draw
3/9 =
Z
1/3
That means that theoretically you should have won 10 times.
S
P
R
S
P
R
S
P
R
S
P
R
SS
SP
SR
PS
PP
PR
RS
RP
RR
Z
OUTCOMES
How many outcomes are possible? 9
How many outcomes have Rock as a possibility? 5
What is the probability of one or more player selecting a Rock? 5/9
Practice Writing Outcomes
tree diagram pictures.docx
PROBLEM: On Whiteboard How many options are there of
picking a number from 1 to 5 and choosing the color red, white, or blue
First write a list down the paper of the first part
1
2
3
4
5
PROBLEM: How many options are there of
picking a number from 1 to 5 and choosing the color red, white, or blue
Now determine how many options there are for the second item
There are 3 options:Red
WhiteBlue
PROBLEM: How many options are there of picking a
number from 1 to 5 and choosing the color red, white, or blue
Draw “branches” off of each number. One for each second item, in this case 3.
1
2
3
4
5
PROBLEM: How many options are there of picking a
number from 1 to 5 and choosing the color red, white, or blue
At the end of each branch, write one of the three options from the 2nd items given.
1
2
3
4
5
RWB
RWB
RWB
RWB
RWB
PROBLEM: How many options are there of picking a
number from 1 to 5 and choosing the color red, white, or blue
Write your outcomes
1
2
3
4
5
RWB
RWB
RWB
RWB
RWB
1R1W1B
2R2W2B
3R3W3B
4R4W4B
5R5W5B
PROBLEM: How many options are there of picking a number from 1 to 5 and choosing the
color red, white, or blue
There are a total of 15 total choices listed
Videos
Tree Diagram Resources.docx
Your turn!Please do on your own paper.
Do not move forward until teacher checks your work.
1. Give the total number of outcomes of choosing a hamburger, hot dog, or chicken and potato salad, coleslaw, or beans. Use a tree diagram.
PROBLEM: 1.Give the total number of outcomes of choosing a hamburger, hot dog, or chicken and potato salad, coleslaw, or beans. Use a tree diagram.
Answer:
Hamburger
Hot dog
chicken
potato salad
potato salad
potato salad
beans
beans
beans
coleslaw
coleslaw
coleslaw
PROBLEM: 2. What is the chance of having a hot dog? Write in fraction form.
Answer:– First find out how many total options there are. Here there
are a total of nine choices. This is your denominator.
– Next find out how many options have a hot dog. Here there are a total of three choices. This is your numerator.
– Finally, put the fraction in simplest form.
The answer is 3/9 and then simplified is 1/3