2015

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
3	1983469	2416	-	2436	=	-20	*	(123	/	352)	=	-6.98863636
4	1983472	2456	-	2485	=	-29	*	(98	/	352)	=	-8.07386361
5	1983473	2482	-	2528	=	-46	*	(131	/	352)	=	-17.11931814
Step 4	SUM Weighted Distance From Standard to get 2015 Difference From Standard for Dorothy Grant Innovations Academy											-32

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
3	61013	2433	-	2436	=	-3	*	(114	/	344)	=	-0.99418604
4	61014	2461	-	2485	=	-24	*	(125	/	344)	=	-8.72093023
5	61016	2499	-	2528	=	-29	*	(105	/	344)	=	-8.85174418
Step 4	SUM Weighted Distance From Standard to get 2016 Difference From Standard for Dorothy Grant Innovations Academy											-19

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
3	62775	2419	-	2436	=	-17	*	(117	/	356)	=	-5.58707865
4	62776	2458	-	2485	=	-27	*	(119	/	356)	=	-9.02528087
5	62778	2529	-	2528	=	1	*	(120	/	356)	=	0.33707865
Step 4	SUM Weighted Distance From Standard to get 2017 Difference From Standard for Dorothy Grant Innovations Academy											-14

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
3	62855	2444	-	2436	=	8	*	(115	/	352)	=	2.61363636
4	62857	2473	-	2485	=	-12	*	(115	/	352)	=	-3.92045454
5	62859	2505	-	2528	=	-23	*	(122	/	352)	=	-7.97159091
Step 4	SUM Weighted Distance From Standard to get 2018 Difference From Standard for Dorothy Grant Innovations Academy											-9

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
3	63123	2437	-	2436	=	1	*	(112	/	348)	=	0.32183908
4	63124	2481	-	2485	=	-4	*	(116	/	348)	=	-1.33333333
5	63125	2507	-	2528	=	-21	*	(120	/	348)	=	-7.24137931
Step 4	SUM Weighted Distance From Standard to get 2019 Difference From Standard for Dorothy Grant Innovations Academy											-8

Last steps

Compute the average

2015	2016	2017	2018	2019	Sum	Average
-32	-19	-14	-9	-8	-82.0	-16.4

Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average: 10.6

Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average: -43.4

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:

	2015	2016	2017	2018	2019
Percent	70%	71%	70%	67%	70%
Data source	2015 data file	2016 data file	2017 data file	2018 data file	2019 data file