Name: ____________________________
Period: ___________
Sample Space 11-3
Grade 7 Math
Klein ISD 2013 - 2014
I. Sample Space
A coin is tossed 3 times.
Tree Diagram
1A. Make a tree diagram that shows all
the possible outcomes of how the coin
will land.
1B. Find the probability that the coin will
land heads up all three times or tails up
all three times.
____________
______2 Rosa tosses a coin and spins the spinner at the right. What are all the possible outcomes?
(List them ALL AND make a tree diagram). How many outcomes are in the sample space?
Tree Diagram
List of Outcomes
______3 A coin is tossed and a number cubed is dropped at the same time. Make a tree diagram or list
every possible outcome. How many total outcomes are possible?
Tree Diagram
List of Outcomes
II. Use the fundamental counting principle to
calculate the total number of possible outcomes.
______13 Hasan is conducting a probability experiment
using a coin and a spinner shown below.
For each pair of food groups, give the number of
possible outcomes if one item is chosen from each
group.
If Hasan flips the coin and spins the spinner at the same
time, which of these lists the possible results of his
experiment?
______4 Group A and group B
______5 Group B and Group D
______6 Group A and Group C
______7 Alondra rolls two number cubes. How
many outcomes are possible?
______8 Flipping one coin.
______9 Flipping one coin twice.
A {H1, H2, H3, T1, T2, T3}
B {HT, 1, 2, 3}
C {1, 2, 3}
D {H, T}
______14 Keegan has two $1 bills, two $5 bills, and two
$10 bills in his jacket. If he randomly pulls out two bills at
once, which sample space could represent all possible
outcomes.
A
B
C
D
(1, 1), (5, 5), (10, 10), (1, 5), (1, 10), (5, 10)
(1, 1), (5, 5), (10, 10)
(1, 5), (1, 10), (5, 10)
(10, 1), (5, 1), (10, 5), (1, 5), (1, 10), (5, 10)
______15 At the school spring festival, Sean will spin the
prize wheel two times and win two prizes.
Use the spinners below to answer questions 10-12
Which of the following shows all the combination of
prizes Sean could you win?
A
B
______10 How many possible outcomes are
there for spinning each spinner one time?
C
______11 What is the probability of spinning
two even numbers when you spin each spinner
one time?
D
______12 What is the probability of spinning
an odd number on the first spinner and an even
number on the second spinner?