QUESTION $9$ Chapter $12-$Robust DOE part $6,$ "Gold Plating Thickness: The data table will need a column added for the mean of each experimental run. Using this column what is the value of the overall experimental average $($y$)?$ O A$.75\mathrm{.}79$ m O B$.73\mathrm{.}79$ m $\backslash$deg C$.71\mathrm{.}79$ m O D$\mathrm{.}69\mathrm{.}79$ um QUESTION $10$ Chapter $12-$Robust DOE part $6,$ "Gold Plating Thickness": The factors that will be used to adjust the mean to target are: O A$.$ B$,$ H B$,$ D$,$ E O C$.$E$,$G O D$.$A$,$D