Followed by question $(5),$ What is your conclusion of the products and the process once you realized the Cp and Cpk values $?$

$($a$)$ Stop the process and ask the design engineer to tighten the specifications

$($b$)$ Stop the process and conduct $100\%$ inspection of the finished parts to ensure no defect parts shipped to customers.

$($c$)$ Find a different operator for the job

$($d$)$ Stop the process and change different machine for this product.

$($e$)$ The quality of the products is good $($it reaches six sigma process$),$ thus, do nothing.