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	2129458	2443	-	2436	=	7	*	(162	/	555)	=	2.04324324
4	2129459	2494	-	2485	=	9	*	(153	/	555)	=	2.48108108
5	2129462	2532	-	2528	=	4	*	(120	/	555)	=	0.86486486
6	2129463	2554	-	2552	=	2	*	(120	/	555)	=	0.43243243
Step 4	SUM Weighted Distance From Standard to get 2015 Difference From Standard for Camarena (Enrique S.) Elementary											6

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	65384	2451	-	2436	=	15	*	(143	/	565)	=	3.79646018
4	65387	2491	-	2485	=	6	*	(150	/	565)	=	1.59292035
5	65388	2529	-	2528	=	1	*	(149	/	565)	=	0.26371681
6	65391	2560	-	2552	=	8	*	(123	/	565)	=	1.74159292
Step 4	SUM Weighted Distance From Standard to get 2016 Difference From Standard for Camarena (Enrique S.) Elementary											7

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	67193	2479	-	2436	=	43	*	(158	/	614)	=	11.06514657
4	67195	2493	-	2485	=	8	*	(148	/	614)	=	1.92833876
5	67197	2520	-	2528	=	-8	*	(164	/	614)	=	-2.13680782
6	67199	2570	-	2552	=	18	*	(144	/	614)	=	4.22149837
Step 4	SUM Weighted Distance From Standard to get 2017 Difference From Standard for Camarena (Enrique S.) Elementary											15

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	67288	2474	-	2436	=	38	*	(145	/	629)	=	8.7599364
4	67291	2520	-	2485	=	35	*	(166	/	629)	=	9.23688392
5	67292	2548	-	2528	=	20	*	(151	/	629)	=	4.80127186
6	67295	2562	-	2552	=	10	*	(167	/	629)	=	2.65500794
Step 4	SUM Weighted Distance From Standard to get 2018 Difference From Standard for Camarena (Enrique S.) Elementary											25

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	67788	2495	-	2436	=	59	*	(150	/	603)	=	14.67661686
4	67789	2513	-	2485	=	28	*	(135	/	603)	=	6.26865672
5	67790	2567	-	2528	=	39	*	(167	/	603)	=	10.80099501
6	67791	2571	-	2552	=	19	*	(151	/	603)	=	4.75787727
Step 4	SUM Weighted Distance From Standard to get 2019 Difference From Standard for Camarena (Enrique S.) Elementary											37

Last steps

Compute the average

2015	2016	2017	2018	2019	Sum	Average
6	7	15	25	37	90.0	18.0

Compute the Upper Control Limit

Simply compute the standard deviation and multiply by 3 and add to the average: 57.0

Compute the Lower Control Limit

Simply compute the standard deviation and multiply by 3 and subtract from the average: -21.0

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	26%	28%	24%	29%	28%
Data source	2015 data file	2016 data file	2017 data file	2018 data file	2019 data file