

1. 
What is the median for a set of quiz scores? 





A. 
15 
B. 
17 


C. 
13 
D. 
16 


Hint 


2. 
Find the mean of {15, 7, 9, 25, 4}. 


A. 
10 
B. 
9 


C. 
13 
D. 
12 


Hint 


3. 
Find the mode of {2, 2, 3, 9, 7, 9, 3, 7, 3}. 


A. 
7 
B. 
5 


C. 
2 
D. 
3 


Hint 


4. 
Ben races motorcycles for fun. So far, his lap times, in seconds, are 32, 35, 33, and 32. What time must Ben get on his final lap for his average lap time to be 32.6? 


A. 
32 
B. 
32.6 


C. 
33 
D. 
31 


Hint 


5. 
The median is the __________ of a set of numbers. 


A. 
middle number 
B. 
highest number 


C. 
most frequent number 
D. 
arithmetic average 


Hint 


