I believe it should be .3 because its rounded to the nearest tenth
        
             
        
        
        
Answer:
15. A
16. B
17. B
18. C
Step-by-step explanation:
 
        
             
        
        
        
The digit in ones place is "2"
 
        
             
        
        
        
Answer:
c. The interquartile range offers a measure of income inequality among California residents.
Step-by-step explanation:
The range is the midspread which measures statistical dispersion. This is also known as H-spread which is equal to the difference between 75th percentile and 25th percentile. In the given scenario the interquartile range offers measure of income inequality among California residents.