A production process is set up to fill containers with 15 ounces of liquid. The standard deviation ? is known to be 0.4 ounces. The quality control department periodically selects samples of 36 containers and measures the contents. (Assume the distribution of filling volumes is normal.)
a.Determine the upper and lower control limits.b.Explain the meaning of the values you found in part a.
What will be an ideal response?
| a. | LCL = 14.8 Ounces UCL = 15.2 Ounces |
| b. | As long as the contents of the containers is between 14.8 and 15.2 the process is considered in control. |
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