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	2279553	0	-	2436	=		*	(9	/	99)	=
4	2279554	2387	-	2485	=	-98	*	(21	/	99)	=	-20.78787878
5	2279557	2420	-	2528	=	-108	*	(18	/	99)	=	-19.63636355
6	2279558	2434	-	2552	=	-118	*	(20	/	99)	=	-23.83838384
7	2279561	2518	-	2567	=	-49	*	(13	/	99)	=	-6.43434342
8	2279562	2472	-	2586	=	-114	*	(18	/	99)	=	-20.72727263
Step 4	SUM Weighted Distance From Standard to get 2015 Difference From Standard for Holly Drive Leadership Academy											-91

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	69885	2398	-	2436	=	-38	*	(16	/	105)	=	-5.79047618
4	69887	2428	-	2485	=	-57	*	(11	/	105)	=	-5.97142853
5	69889	2427	-	2528	=	-101	*	(24	/	105)	=	-23.08571423
6	69891	2444	-	2552	=	-108	*	(16	/	105)	=	-16.45714282
7	69893	2478	-	2567	=	-89	*	(21	/	105)	=	-17.8
8	69895	2478	-	2586	=	-108	*	(17	/	105)	=	-17.48571419
Step 4	SUM Weighted Distance From Standard to get 2016 Difference From Standard for Holly Drive Leadership Academy											-87

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	71720	0	-	2436	=		*	(0	/	85)	=
4	71723	2422	-	2485	=	-63	*	(16	/	85)	=	-11.85882352
5	71724	0	-	2528	=		*	(0	/	85)	=
6	71726	2422	-	2552	=	-130	*	(21	/	85)	=	-32.11764699
7	71729	2502	-	2567	=	-65	*	(13	/	85)	=	-9.94117644
8	71730	2513	-	2586	=	-73	*	(17	/	85)	=	-14.6
Step 4	SUM Weighted Distance From Standard to get 2017 Difference From Standard for Holly Drive Leadership Academy											-69

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	71866	2401	-	2436	=	-35	*	(19	/	89)	=	-7.47191011
4	71867	0	-	2485	=		*	(0	/	89)	=
5	71870	2452	-	2528	=	-76	*	(15	/	89)	=	-12.8089887
6	71871	2457	-	2552	=	-95	*	(14	/	89)	=	-14.94382015
7	71874	2499	-	2567	=	-68	*	(19	/	89)	=	-14.51685393
8	71875	2463	-	2586	=	-123	*	(15	/	89)	=	-20.73033698
Step 4	SUM Weighted Distance From Standard to get 2018 Difference From Standard for Holly Drive Leadership Academy											-70

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	72354	2420	-	2436	=	-16	*	(16	/	93)	=	-2.75268816
4	72355	2440	-	2485	=	-45	*	(19	/	93)	=	-9.19354838
5	72356	0	-	2528	=		*	(8	/	93)	=
6	72357	2437	-	2552	=	-115	*	(17	/	93)	=	-21.02150527
7	72358	2496	-	2567	=	-71	*	(11	/	93)	=	-8.3978494
8	72359	2478	-	2586	=	-108	*	(22	/	93)	=	-25.54838701
Step 4	SUM Weighted Distance From Standard to get 2019 Difference From Standard for Holly Drive Leadership Academy											-67

Last steps

Compute the average

2015	2016	2017	2018	2019	Sum	Average
-91	-87	-69	-70	-67	-384.0	-76.8

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:

	2015	2016	2017	2018	2019
Percent	80%	89%	93%	86%	88%
Data source	2015 data file	2016 data file	2017 data file	2018 data file	2019 data file