A process leads to the measures presented in the table below. The standard deviation of the process $$ is

$0\mathrm{.}05.$ The target value set by the customer is $7,$ with a tolerance of $\backslash$pm $0\mathrm{.}2.$

a$.$ Please calculate $$ and $($theoretical method$)$

b$.$ Please calculate $$ and $($practical method$)$

c$.$ Please calculate $$ and $($practical method$)$

d$.$ Is the process in control based on the $$ values and control limits found in response a$)?$

e$.$ Is the process capable to fulfill customer requirements based on the $$ values?

f$.$ How much should the standard deviation of the process $$ be if the company wants to work

according to Six Sigma quality principles?

g$.$ Based on your response in f$),$ is the current process capable to fulfill the requirements of Six

Sigma quality principles?