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 |
908067 |
2406 |
- |
2436 |
= |
-30 |
* |
(79 |
/ |
246)
|
= |
-9.63414633 |
| 4 |
908070 |
2483 |
- |
2485 |
= |
-2 |
* |
(74 |
/ |
246)
|
= |
-0.60162602 |
| 5 |
908071 |
2519 |
- |
2528 |
= |
-9 |
* |
(93 |
/ |
246)
|
= |
-3.40243902 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Germain Academy For Academic Achievement
|
-14 |
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 |
28701 |
2439 |
- |
2436 |
= |
3 |
* |
(82 |
/ |
225)
|
= |
1.09333333 |
| 4 |
28703 |
2473 |
- |
2485 |
= |
-12 |
* |
(70 |
/ |
225)
|
= |
-3.73333333 |
| 5 |
28705 |
2495 |
- |
2528 |
= |
-33 |
* |
(73 |
/ |
225)
|
= |
-10.70666665 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Germain Academy For Academic Achievement
|
-13 |
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 |
29266 |
2433 |
- |
2436 |
= |
-3 |
* |
(87 |
/ |
243)
|
= |
-1.07407407 |
| 4 |
29267 |
2482 |
- |
2485 |
= |
-3 |
* |
(74 |
/ |
243)
|
= |
-0.91358024 |
| 5 |
29270 |
2478 |
- |
2528 |
= |
-50 |
* |
(82 |
/ |
243)
|
= |
-16.87242795 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Germain Academy For Academic Achievement
|
-19 |
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 |
29314 |
2448 |
- |
2436 |
= |
12 |
* |
(82 |
/ |
241)
|
= |
4.08298754 |
| 4 |
29316 |
2459 |
- |
2485 |
= |
-26 |
* |
(89 |
/ |
241)
|
= |
-9.60165973 |
| 5 |
29318 |
2502 |
- |
2528 |
= |
-26 |
* |
(70 |
/ |
241)
|
= |
-7.55186721 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Germain Academy For Academic Achievement
|
-13 |
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 |
29490 |
2457 |
- |
2436 |
= |
21 |
* |
(66 |
/ |
235)
|
= |
5.89787232 |
| 4 |
29491 |
2483 |
- |
2485 |
= |
-2 |
* |
(80 |
/ |
235)
|
= |
-0.68085106 |
| 5 |
29492 |
2497 |
- |
2528 |
= |
-31 |
* |
(89 |
/ |
235)
|
= |
-11.74042552 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Germain Academy For Academic Achievement
|
-7 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-14
|
-13
|
-19
|
-13
|
-7
|
-66.0 |
-13.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -1.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -25.2
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:
