

1. 
An arrangement in which order is important is called a(n) ______. 


A. 
outcome 
B. 
compound event 


C. 
factorial 
D. 
permutation 


Hint 


2. 
In how many ways can 8 CDs be stacked? 


A. 
36 
B. 
40,320 


C. 
9216 
D. 
288 


Hint 


3. 
Compute 10! 


A. 
362,880 
B. 
36,288,000 


C. 
36,288 
D. 
3,628,800 


Hint 


4. 
Meghan owns 5 pairs of basketball shorts. If she wears a different pair every day for five days, how many different orders are there in which she could wear the shorts? 


A. 
15 
B. 
120 


C. 
24 
D. 
60 


Hint 


5. 
A baseball team has 15 players, but there are only 9 positions. How many different choices are there for how to put 9 players on the field? 


A. 
99 


B. 
120 


C. 
1,816,214,400 


D. 
1,307,674,368,000 


Hint 


