final questions due 32013 5pm

      
      

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      
      

 

       
       
       
       
       
       
       

 

      
      
      

 

      
      
      

 

      

 

      

 

      

 

      

 

      

 

      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      
      

 

      
      
      

 

      
      
      
      

 

      
      
      
      

 

      
      

 

      
      
      
      

 

      
      
      

 

      
      
      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

      
      

 

 
Worker A
Worker B
Mean time of completing the job (minutes)
30
25
Standard deviation (minutes)
6
4

Which worker appears to be more consistent in the time he requires to complete the job? Explain.

      
      

 

 
Worker A
Worker B
Mean time of completing the job (minutes)
30
25
Standard deviation (minutes)
6
4

Which worker appears to be faster in completing the job? Explain.