You are employed by Control Consulting and have an important presentation tomorrow. The topic of the presentation is statistical process control charts. You have been given the charts below to use in your presentation. Describe why statistical process control chart used.  Also interpret the charts. Are the data in control?

 

Transcribed Image Text:

Range Hours UCL או X-Bar Chart 10 6 4 LCL 2 UCL 6 5 LCL 1 ° 00 123 456789 10 Sample 1 2 3 4 5 R-Chart Sample 7 89 10 Range Hours UCL או X-Bar Chart 10 6 4 LCL 2 UCL 6 5 LCL 1 ° 00 123 456789 10 Sample 1 2 3 4 5 R-Chart Sample 7 89 10