

1. 
Which value is an outlier of the set of data {67, 90, 83, 85, 73, 80, 78, 79, 68, 71}? 


A. 
68 
B. 
90 


C. 
67 
D. 
There is no outlier for the data. 


Hint 


2. 
What is the standard deviation for the data {67, 90, 83, 85, 73, 80, 78, 79, 68, 71}? 


A. 
about 51.44 
B. 
8 


C. 
about 7.17 
D. 
about 7.56 


Hint 


3. 
The second quartile point is also called the ______. 


A. 
range 
B. 
mean 


C. 
mode 
D. 
median 


Hint 


4. 
Find the interquartile range of the set of data below. 20, 15, 23, 14, 18, 12, 25, 10, 24, 12, 17 


A. 
5 
B. 
15 


C. 
9 
D. 
11 


Hint 


5. 
Find the mean deviation of the data below. 36, 49, 65, 77, 70, 49, 40, 58, 76, 73, 58, 39 


A. 
10.631 
B. 
12.263 


C. 
11.854 
D. 
12.417 


Hint 

