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Thermostats are subjected to rigorous testing before they are shipped to air con
2. A professor records the number of students who complain each week throughout
September 15, 2020JET COPIES (THIS IS THE SET UP FOR THE PROBLEM)A copier was purchased for $18000
September 15, 2020Thermostats are subjected to rigorous testing before they are shipped to air conditioning technicians around the world. Results from the last five samples are shown in the table. Draw and R Chart and an x-bar chart. Based on the charts is the process under control?(See attachment for chart)
1. Thermostats are subjected to rigorous testing before they are shipped to air conditioning technicians around the world. Results from the last five samples are shown in the table. Draw and R Chart and an x-bar chart. Based on the charts is the process under control? (20 Points)
Observations
Sample
1
2
3
4
5
1
73.5
70.8
72.2
73.6
71.0
2
71.3
71.0
73.1
72.7
72.2
3
70.0
72.6
71.9
72.4
73.3
4
71.1
70.6
70.3
74.2
73.6
5
70.8
70.7
70.7
73.5
71.1
Attachments:
