[Detect process issue before it falls out of the control chart, 2.5 pts]

In the class, we went through the slide that detect some process issues before it runs out of control beforehand. Please use the same criteria to detect 15 days of production data from August and provideAll casesthat show signs of out of control. Please use the same stdev (stdev=1.4 ounces)and assume the sample size n=4 for this question. Please construct a run chart and evaluate whether Joe's process in August has any sign of possible process control issue.If Joe's process does have issues, what are they? Where do the data show that possible issue? [Hint: you may need to show not only UCL and LCL with 3 stdev, but also