Question $3-$ The specification for a loaf of bread is $10\mathrm{.}2+-1\mathrm{.}5$ inches. The standard deviation of the process is estimated to be $0\mathrm{.}6$ inches. The process is known to operate at a mean thickness of $10\mathrm{.}0$ inches.

$(1)$ Explain, weather you use $Cp$ or $Cpk$ to evaluate process capability. $(2$ points$)$

$(2)$ Provide an estimate of the process capability and state your conclusion and the meaning of the conclusion. $(6$ points$)$

$(3)$ State three suggestions to improve the process capability $3$ points$)$

$1.$

$2.$

$3.$

$10$