

1. 
Four coins are tossed. How many outcomes have two tails and two heads? 


A. 
16 
B. 
8 


C. 
10 
D. 
6 


Hint 


2. 
Five coins are tossed. How many outcomes are there? 


A. 
16 
B. 
32 


C. 
10 
D. 
20 


Hint 


3. 
Choose the situation that could not represent the tree diagram below. 





A. 
A penny, nickel, and dime were tossed at the same time. 


B. 
One dime was tossed twice one after the other. 


C. 
One nickel was tossed, then one quarter was tossed. 


D. 
Two pennies were tossed at the same time. 


Hint 


4. 
Suppose you toss three quarters. What is the probability that exactly two of the coins will show tails? 


A. 

B. 



C. 

D. 



Hint 


5. 
The Millers’ have four children. What is the probability that the first three children were boys and the fourth child was a girl? Assume that the chance of having either a boy or a girl is 50%. 


A. 

B. 



C. 

D. 



Hint 


