Control Chart

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Data:Hours         
PeriodCycle Time         
145         
233         
344         
430         
551         
647         
739         
834         
969         
1043         
1129         
1238         
1345         
1449         
1573         
1638         
1750         
1840         
1957         
2036         
2131         
2246         
2340         
2451         
2548         
2637         
2742      
 
 
  
2850         
           
           

1. Calculate R-Bar?

2. Upper Control Limit for the Range?

3 Upper control limit for the individuals?

4 Lower control limit for the individuals?

5. What is the control chart telling you?

6. Is there adequate discrimination?

       
           
      
           
           
       
         
        
         
     
          
         
         
         
           
       
       
      
      
           
           
       
      
      
  • 8 years ago
  • 5
Answer(1)

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