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	2132267	2417	-	2436	=	-19	*	(86	/	361)	=	-4.52631577
4	2132270	2482	-	2485	=	-3	*	(95	/	361)	=	-0.78947368
5	2132271	2527	-	2528	=	-1	*	(90	/	361)	=	-0.24930748
6	2132274	2543	-	2552	=	-9	*	(90	/	361)	=	-2.24376731
Step 4	SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hilltop Drive Elementary											-8

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	65464	2443	-	2436	=	7	*	(74	/	350)	=	1.48
4	65467	2489	-	2485	=	4	*	(91	/	350)	=	1.04
5	65468	2523	-	2528	=	-5	*	(95	/	350)	=	-1.35714286
6	65470	2560	-	2552	=	8	*	(90	/	350)	=	2.05714286
Step 4	SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hilltop Drive Elementary											3

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	67281	2460	-	2436	=	24	*	(67	/	340)	=	4.72941175
4	67282	2474	-	2485	=	-11	*	(82	/	340)	=	-2.65294117
5	67284	2507	-	2528	=	-21	*	(97	/	340)	=	-5.99117646
6	67286	2568	-	2552	=	16	*	(94	/	340)	=	4.42352941
Step 4	SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hilltop Drive Elementary											1

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	67386	2428	-	2436	=	-8	*	(75	/	337)	=	-1.78041542
4	67388	2463	-	2485	=	-22	*	(70	/	337)	=	-4.56973293
5	67390	2498	-	2528	=	-30	*	(86	/	337)	=	-7.65578634
6	67392	2532	-	2552	=	-20	*	(106	/	337)	=	-6.29080118
Step 4	SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hilltop Drive Elementary											-20

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	67902	2441	-	2436	=	5	*	(72	/	323)	=	1.11455108
4	67903	2473	-	2485	=	-12	*	(83	/	323)	=	-3.08359133
5	67904	2513	-	2528	=	-15	*	(76	/	323)	=	-3.52941176
6	67905	2496	-	2552	=	-56	*	(92	/	323)	=	-15.95046438
Step 4	SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hilltop Drive Elementary											-21

Last steps

Compute the average

2015	2016	2017	2018	2019	Sum	Average
-8	3	1	-20	-21	-45.0	-9.0

Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average: 24.0

Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average: -42.0

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	66%	70%	66%	67%	71%
Data source	2015 data file	2016 data file	2017 data file	2018 data file	2019 data file