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 |
2045194 |
2360 |
- |
2436 |
= |
-76 |
* |
(102 |
/ |
399)
|
= |
-19.42857137 |
4 |
2045195 |
2403 |
- |
2485 |
= |
-82 |
* |
(119 |
/ |
399)
|
= |
-24.45614035 |
5 |
2045198 |
2420 |
- |
2528 |
= |
-108 |
* |
(106 |
/ |
399)
|
= |
-28.69172928 |
6 |
2045199 |
2461 |
- |
2552 |
= |
-91 |
* |
(72 |
/ |
399)
|
= |
-16.42105256 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for George Brown Jr. Elementary
|
-89 |
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 |
62821 |
2384 |
- |
2436 |
= |
-52 |
* |
(104 |
/ |
418)
|
= |
-12.937799 |
4 |
62823 |
2391 |
- |
2485 |
= |
-94 |
* |
(103 |
/ |
418)
|
= |
-23.1626794 |
5 |
62825 |
2425 |
- |
2528 |
= |
-103 |
* |
(109 |
/ |
418)
|
= |
-26.85885165 |
6 |
62827 |
2408 |
- |
2552 |
= |
-144 |
* |
(102 |
/ |
418)
|
= |
-35.13875587 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for George Brown Jr. Elementary
|
-98 |
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 |
64613 |
2374 |
- |
2436 |
= |
-62 |
* |
(121 |
/ |
463)
|
= |
-16.2030237 |
4 |
64615 |
2421 |
- |
2485 |
= |
-64 |
* |
(108 |
/ |
463)
|
= |
-14.9287257 |
5 |
64617 |
2420 |
- |
2528 |
= |
-108 |
* |
(118 |
/ |
463)
|
= |
-27.52483799 |
6 |
64618 |
2432 |
- |
2552 |
= |
-120 |
* |
(116 |
/ |
463)
|
= |
-30.06479472 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for George Brown Jr. Elementary
|
-89 |
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 |
64706 |
2393 |
- |
2436 |
= |
-43 |
* |
(116 |
/ |
460)
|
= |
-10.84347826 |
4 |
64707 |
2418 |
- |
2485 |
= |
-67 |
* |
(120 |
/ |
460)
|
= |
-17.47826086 |
5 |
64710 |
2439 |
- |
2528 |
= |
-89 |
* |
(117 |
/ |
460)
|
= |
-22.63695651 |
6 |
64711 |
2440 |
- |
2552 |
= |
-112 |
* |
(107 |
/ |
460)
|
= |
-26.05217384 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for George Brown Jr. Elementary
|
-77 |
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 |
65064 |
2386 |
- |
2436 |
= |
-50 |
* |
(104 |
/ |
428)
|
= |
-12.1495327 |
4 |
65065 |
2433 |
- |
2485 |
= |
-52 |
* |
(117 |
/ |
428)
|
= |
-14.21495322 |
5 |
65066 |
2433 |
- |
2528 |
= |
-95 |
* |
(113 |
/ |
428)
|
= |
-25.08177565 |
6 |
65067 |
2440 |
- |
2552 |
= |
-112 |
* |
(94 |
/ |
428)
|
= |
-24.59813082 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for George Brown Jr. Elementary
|
-76 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-89
|
-98
|
-89
|
-77
|
-76
|
-429.0 |
-85.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -58.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -112.8
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: