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	2137877	2433	-	2436	=	-3	*	(47	/	201)	=	-0.70149254
4	2137880	2474	-	2485	=	-11	*	(58	/	201)	=	-3.17412934
5	2137881	2510	-	2528	=	-18	*	(49	/	201)	=	-4.38805969
6	2137884	2557	-	2552	=	5	*	(47	/	201)	=	1.16915423
Step 4	SUM Weighted Distance From Standard to get 2015 Difference From Standard for Parkview Elementary											-7

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	65632	2474	-	2436	=	38	*	(38	/	199)	=	7.25628137
4	65635	2504	-	2485	=	19	*	(47	/	199)	=	4.48743718
5	65637	2503	-	2528	=	-25	*	(61	/	199)	=	-7.66331658
6	65639	2568	-	2552	=	16	*	(53	/	199)	=	4.26130653
Step 4	SUM Weighted Distance From Standard to get 2016 Difference From Standard for Parkview Elementary											8

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	67451	2461	-	2436	=	25	*	(43	/	194)	=	5.5412371
4	67453	2521	-	2485	=	36	*	(43	/	194)	=	7.97938142
5	67454	2547	-	2528	=	19	*	(48	/	194)	=	4.70103092
6	67456	2545	-	2552	=	-7	*	(60	/	194)	=	-2.16494845
Step 4	SUM Weighted Distance From Standard to get 2017 Difference From Standard for Parkview Elementary											16

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	67556	2463	-	2436	=	27	*	(43	/	182)	=	6.37912087
4	67558	2522	-	2485	=	37	*	(47	/	182)	=	9.55494505
5	67560	2534	-	2528	=	6	*	(47	/	182)	=	1.54945055
6	67562	2585	-	2552	=	33	*	(45	/	182)	=	8.15934065
Step 4	SUM Weighted Distance From Standard to get 2018 Difference From Standard for Parkview Elementary											26

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	68072	2480	-	2436	=	44	*	(44	/	178)	=	10.87640448
4	68073	2515	-	2485	=	30	*	(43	/	178)	=	7.24719099
5	68074	2568	-	2528	=	40	*	(45	/	178)	=	10.11235952
6	68075	2591	-	2552	=	39	*	(46	/	178)	=	10.07865167
Step 4	SUM Weighted Distance From Standard to get 2019 Difference From Standard for Parkview Elementary											38

Last steps

Compute the average

2015	2016	2017	2018	2019	Sum	Average
-7	8	16	26	38	81.0	16.2

Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average: 67.2

Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average: -34.8

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	47%	50%	47%	48%	52%
Data source	2015 data file	2016 data file	2017 data file	2018 data file	2019 data file