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 |
899100 |
2359 |
- |
2436 |
= |
-77 |
* |
(27 |
/ |
129)
|
= |
-16.11627903 |
| 4 |
899101 |
2450 |
- |
2485 |
= |
-35 |
* |
(34 |
/ |
129)
|
= |
-9.22480619 |
| 5 |
899104 |
2459 |
- |
2528 |
= |
-69 |
* |
(46 |
/ |
129)
|
= |
-24.60465114 |
| 6 |
899105 |
2486 |
- |
2552 |
= |
-66 |
* |
(22 |
/ |
129)
|
= |
-11.25581391 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Elysian Heights ES Arts Magnet
|
-61 |
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 |
28415 |
2421 |
- |
2436 |
= |
-15 |
* |
(36 |
/ |
115)
|
= |
-4.69565217 |
| 4 |
28416 |
2404 |
- |
2485 |
= |
-81 |
* |
(25 |
/ |
115)
|
= |
-17.60869562 |
| 5 |
28419 |
2479 |
- |
2528 |
= |
-49 |
* |
(29 |
/ |
115)
|
= |
-12.35652174 |
| 6 |
28420 |
2466 |
- |
2552 |
= |
-86 |
* |
(25 |
/ |
115)
|
= |
-18.69565214 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Elysian Heights ES Arts Magnet
|
-53 |
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 |
28982 |
2378 |
- |
2436 |
= |
-58 |
* |
(41 |
/ |
114)
|
= |
-20.85964908 |
| 4 |
28983 |
2439 |
- |
2485 |
= |
-46 |
* |
(38 |
/ |
114)
|
= |
-15.33333332 |
| 5 |
28985 |
2467 |
- |
2528 |
= |
-61 |
* |
(20 |
/ |
114)
|
= |
-10.70175436 |
| 6 |
28988 |
2489 |
- |
2552 |
= |
-63 |
* |
(15 |
/ |
114)
|
= |
-8.28947366 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Elysian Heights ES Arts Magnet
|
-55 |
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 |
29030 |
2383 |
- |
2436 |
= |
-53 |
* |
(36 |
/ |
127)
|
= |
-15.023622 |
| 4 |
29033 |
2407 |
- |
2485 |
= |
-78 |
* |
(39 |
/ |
127)
|
= |
-23.95275589 |
| 5 |
29034 |
2460 |
- |
2528 |
= |
-68 |
* |
(36 |
/ |
127)
|
= |
-19.27559049 |
| 6 |
29037 |
2466 |
- |
2552 |
= |
-86 |
* |
(16 |
/ |
127)
|
= |
-10.83464559 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Elysian Heights ES Arts Magnet
|
-69 |
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 |
29211 |
2424 |
- |
2436 |
= |
-12 |
* |
(35 |
/ |
127)
|
= |
-3.30708661 |
| 4 |
29212 |
2422 |
- |
2485 |
= |
-63 |
* |
(34 |
/ |
127)
|
= |
-16.86614171 |
| 5 |
29213 |
2465 |
- |
2528 |
= |
-63 |
* |
(38 |
/ |
127)
|
= |
-18.85039367 |
| 6 |
29214 |
2538 |
- |
2552 |
= |
-14 |
* |
(20 |
/ |
127)
|
= |
-2.2047244 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Elysian Heights ES Arts Magnet
|
-41 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-61
|
-53
|
-55
|
-69
|
-41
|
-279.0 |
-55.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -25.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -85.8
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:
