Mini$-$CaseCereal ManufacturerThe plant manager of a cereal manufacturer is wondering if the company could save some cereal by slightly lowering the cereal content of each box. Studying a major product, a $454$ gram $($net weight$)$ ready$-$to$-$eat cereal, the manager discovers that four boxes are routinely taken from the filling machine every $10$ minutes and weighed. Data for approximately $2\mathrm{.}5$ hours of inspection are shown below.Questions$1.$

Is the process in control?$2.$ Determine what weight the filler head is likely set to$.$