2016

Step 1				Step 2				Step 3
Get Mean Scale Score from line numbers in this data file.				Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard				Multiply Distance From Standard by proportion of students in grade.
Grade	Line number	Mean Scale Score	-	Scale Score: met min	=	Distance from standard	*	(Students tested in grade	/	Students) tested in school	=	Weighted Distance From Standard
6	68545	0	-	2552	=		*	(6	/	39)	=
7	68548	0	-	2567	=		*	(6	/	39)	=
8	68550	0	-	2586	=		*	(5	/	39)	=
11	68552	2467	-	2628	=	-161	*	(22	/	39)	=	-90.8205128
Step 4	SUM Weighted Distance From Standard to get 2016 Difference From Standard for Ingenuity Charter											-91

2017

Step 1				Step 2				Step 3
Get Mean Scale Score from line numbers in this data file.				Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard				Multiply Distance From Standard by proportion of students in grade.
Grade	Line number	Mean Scale Score	-	Scale Score: met min	=	Distance from standard	*	(Students tested in grade	/	Students) tested in school	=	Weighted Distance From Standard
6	70365	0	-	2552	=		*	(0	/	68)	=
7	70366	0	-	2567	=		*	(0	/	68)	=
8	70368	2442	-	2586	=	-144	*	(18	/	68)	=	-38.11764701
11	70370	2477	-	2628	=	-151	*	(35	/	68)	=	-77.72058818
Step 4	SUM Weighted Distance From Standard to get 2017 Difference From Standard for Ingenuity Charter											-116

2018

Step 1				Step 2				Step 3
Get Mean Scale Score from line numbers in this data file.				Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard				Multiply Distance From Standard by proportion of students in grade.
Grade	Line number	Mean Scale Score	-	Scale Score: met min	=	Distance from standard	*	(Students tested in grade	/	Students) tested in school	=	Weighted Distance From Standard
6	70487	0	-	2552	=		*	(0	/	81)	=
7	70490	2397	-	2567	=	-170	*	(12	/	81)	=	-25.18518516
8	70492	2433	-	2586	=	-153	*	(15	/	81)	=	-28.33333331
11	70493	2454	-	2628	=	-174	*	(47	/	81)	=	-100.96296286
Step 4	SUM Weighted Distance From Standard to get 2018 Difference From Standard for Ingenuity Charter											-154

2019

Step 1				Step 2				Step 3
Get Mean Scale Score from line numbers in this data file.				Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard				Multiply Distance From Standard by proportion of students in grade.
Grade	Line number	Mean Scale Score	-	Scale Score: met min	=	Distance from standard	*	(Students tested in grade	/	Students) tested in school	=	Weighted Distance From Standard
6	70962	0	-	2552	=		*	(8	/	86)	=
7	70963	2425	-	2567	=	-142	*	(15	/	86)	=	-24.76744177
8	70964	2397	-	2586	=	-189	*	(23	/	86)	=	-50.54651154
11	70965	2473	-	2628	=	-155	*	(40	/	86)	=	-72.09302325
Step 4	SUM Weighted Distance From Standard to get 2019 Difference From Standard for Ingenuity Charter											-147

Last steps

Compute the average

2016	2017	2018	2019	Sum	Average
-91	-116	-154	-147	-508.0	-127.0

Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average:

Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average:

For the lines, you have the data necessary to plot the chart.

Very last step

The percent of students getting a Free or Reduced Price Meal comes from the following sources:

	2016	2017	2018	2019
Percent	100%	84%	74%	71%
Data source	2016 data file	2017 data file	2018 data file	2019 data file