33.3 repeating percent
You set up a proportion
6/18 = x/100
100x6= 600
600÷18 = 33.3 repeating
        
                    
             
        
        
        
The standard error of the mean is 128.125.
The formula for standard error is:

With our information, we have:
 
 
        
        
        
24,000-21,000=3,000nThe decrease is 3,000 dollars. Now, put 3,000 over 24,000 which is 1/8, which is 12.5 percent.
        
             
        
        
        
Answer:

Step-by-step explanation:
So we have the equation: 

First, subtract 3 from both sides: 

Definition of absolute value: 

Divide both sides by 6 for both equations: 

And we're done!
 
        
                    
             
        
        
        
Answer:
Really
Step-by-step explanation: