Assignment Briet.

Section A: SPC theory

A$.$ Explain the concept of control charts in SPC$.$ Provide an example of situations where control charts can be effectively used to monitor and improve a process. Additionally, discuss the key component and interpretation of control charts marks$)$

$(7$

B$.$ Your process has a normal histogram with mean located at $10mm,1s$ points at $9\mathrm{.}9$ and $10\mathrm{.}1mm,2s$ points at $9\mathrm{.}8$ and $10\mathrm{.}2mm,$ and $3s$ points at $9\mathrm{.}7$ and $10\mathrm{.}3mm.$

Construct a histogram and discuss the importance of sigma as a measure of variation.

$(5$