Table 5.4
The manager of Champion Cooling Company has recently implemented a statistical process control method. The accompanying table shows the recorded temperatures of five different samples of walk-in coolers that were produced in the previous month.

-Use the information in Table 5.4. The center line of the R-chart is:
A) 4.4.
B) 3.9.
C) 4.8.
D) 5.9.

Question

Table 5.4
The manager of Champion Cooling Company has recently implemented a statistical process control method. The accompanying table shows the recorded temperatures of five different samples of walk-in coolers that were produced in the previous month.
 
-Use the information in Table 5.4. The center line of the R-chart is:
A) 4.4. 
B) 3.9. 
C) 4.8. 
D) 5.9.

Quizplus · Accepted Answer

The Answer of Table 5.4
The manager of Champion Cooling Company has recently implemented a statistical process control method. The accompanying table shows the recorded temperatures of five different samples of walk-in coolers that were produced in the previous month.
 
-Use the information in Table 5.4. The center line of the R-chart is:
A) 4.4. 
B) 3.9. 
C) 4.8. 
D) 5.9.

Table 5.4 the Manager of Champion Cooling Company Has Recently Implemented a Implemented