You are the manager of a factory that makes smiley face buttons. The problem is, you arent making any money. Reviewing your performance, it appears that the productivity and efficiency are doing pretty well, but the quality is terrible. A lot of buttons are scrapped every day for various quality reasons.

You have asked your Quality Manager for the percent defective by month for the last two years. This data is shown below:

Month	%		Month	%
Jun 2018	3.59		Jun 2019	4.63
Jul 2018	6.36		Jul 2019	4.99
Aug 2018	5.92		Aug 2019	5.97
Sep 2018	4.87		Sep 2019	5.01
Oct 2018	5.43		Oct 2019	3.5
Nov 2018	8.09		Nov 2019	5.52
Dec 2018	5.39		Dec 2019	5
Jan 2019	6.19		Jan 2020	9.05
Feb 2019	6.22		Feb 2020	5.24
Mar 2019	4.89		Mar 2020	4.44
Apr 2019	6.33		Apr 2020	4.34
May 2019	4.4		May 2020	3.39

Create a process behavior chart for this data (in final form) and provide an explanation for what you see and what questions you would ask. The explanation must include a description of what your expected performance for this characteristic will be.