Answer:
This means that we are 80% confident that the mean of the drive-through service time is between 178.0 seconds and 181.0 seconds. This conclusion was obtained after examined 576 customers. If you want a greater % of confidence you will have to lower the lower bound and increase the upper bound
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
What divided by 85?
 
        
             
        
        
        
Answer:
ITS C
Step-by-step explanation:
TRUST ME
 
        
             
        
        
        
Answer:
D
Step-by-step explanation:
Irrational numbers are reasonable and also real.
Surd is an example of an irrational numbers.
So as another name may be I go with option D