M-7-1-1_Partner Quiz and KEY
Partner Quiz
Name: ___________________________
Theoretical Probability
Name: ___________________________
In Ted’s game you spin the spinner once and flip a coin once. Your options in the game
depend on the outcome of the two events. With your partner, answer the questions below:
1. Use a counting tree to find the outcomes in the sample space.
2. Make either an organized list or a table to find the sample space in another way.
M-7-1-1_Partner Quiz and KEY
Use your sample space to find the probabilities below. Explain or show your work. Give the
probabilities in two different forms.
3. P(red, heads) =
4. P(green, tails) =
5. P(orange, heads or tails) =
6. P(blue, red, or orange, tails) =
7. P(black, tails) =
8. P(not blue, heads) =
M-7-1-1_Partner Quiz and KEY
Partner Quiz - KEY
Theoretical Probability
In Ted’s game, you spin the spinner once and flip a coin once. Your options in the game
depend on the outcome of the two events. With your partner, answer the questions below:
1. Use a counting tree to find the outcomes in the sample space.
spinner
coin toss
outcomes
heads
red, heads
red
red, tails
tails
blue, heads
heads
blue
blue, tails
tails
Start
heads
orange, heads
orange
green
tails
orange, tails
heads
green, heads
green, tails
tails
total outcomes: 8
2. Make either an organized list or a table to find the sample space in another way.
Spinner Results
Coin Toss
HEADS
TAILS
RED
red, heads
red, tails
BLUE
blue, heads
blue, tails
ORANGE orange, heads orange, tails
GREEN
green, heads
green, tails
M-7-1-1_Partner Quiz and KEY
Use your sample space to find the probabilities below. Explain or show all your work. Give
the probabilities in two different forms.
3. P(red , heads) =
1
= 0. 125 = 12.5%
8
4. P(green, tails) =
1
= 0.125 = 12.5%
8
5. P(orange, heads or tails) =
2
1
=
= 0.25 = 25%
8
4
6. P(blue, red, or orange, tails) =
3
= 0.375 = 37.5%
8
7. P(black, tails) =
0
= 0.0 = 0%
8
8. P(not blue, heads) =
3
= 0.375 = 37.5%
8