A new machine that fills tubes of toothpaste will be monitored using statistical process control. The following data were collected while the machine was closely monitored and under control. Each day a random sample of six tubes are weighed. Based on the data,the process mean is 6.752. What is the lower control limit for the x-bar chart rounded to three decimal places?
A)6.816
B)6.676
C)6.688
D)6.828

Question

A new machine that fills tubes of toothpaste will be monitored using statistical process control. The following data were collected while the machine was closely monitored and under control. Each day a random sample of six tubes are weighed. Based on the data,the process mean is 6.752.  What is the lower control limit for the x-bar chart rounded to three decimal places?
A)6.816 
B)6.676 
C)6.688 
D)6.828

Quizplus · Accepted Answer

The Answer of A new machine that fills tubes of toothpaste will be monitored using statistical process control. The following data were collected while the machine was closely monitored and under control. Each day a random sample of six tubes are weighed. Based on the data,the process mean is 6.752.  What is the lower control limit for the x-bar chart rounded to three decimal places?
A)6.816 
B)6.676 
C)6.688 
D)6.828

A New Machine That Fills Tubes of Toothpaste Will Be