QUESTION $16$

CHAPTER $3$ produced in the previous month.

$\backslash$table$[[,$Sample Sample Sample Sample Sample,$],[,1,2,3,4,5],[$Unit $1,104\mathrm{.}0,100\mathrm{.}1,101\mathrm{.}1,102\mathrm{.}0,102\mathrm{.}7],[$Unit $2,106\mathrm{.}4,104\mathrm{.}4,100\mathrm{.}4,105\mathrm{.}9,105\mathrm{.}4],[$Unit $3,101\mathrm{.}8,103\mathrm{.}6,103\mathrm{.}0,104\mathrm{.}6,106\mathrm{.}1],[$Unit $4,105\mathrm{.}6,101\mathrm{.}4,101\mathrm{.}0,102\mathrm{.}1,102\mathrm{.}5],[$Unit $5,100\mathrm{.}6,100\mathrm{.}7,104\mathrm{.}9,107\mathrm{.}0,102\mathrm{.}0]]$

a$.$ What is the value of the center line for the chart that monitors performance to target?

QUESTION $17$

b$.$ The upper control limit for the $x-$bar chart with three sigma limits is:

QUESTION $18$

c$.$ The center line of the $R-$chart is: