UTL $=19\mathrm{.}85$ Calculate the yield. $(5$ points$)$

LTL $=19\mathrm{.}8$

Assume process is normally distributed

$=19\mathrm{.}823$

$\backslash$sigma $=0\mathrm{.}0098$ Demonstrate how better centering the process increases the yield. $(5$ points$)$

Demonstrate how decreasing variation increases the yield. $(5$ points$)$