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 |
958182 |
2383 |
- |
2436 |
= |
-53 |
* |
(89 |
/ |
299)
|
= |
-15.77591969 |
4 |
958185 |
2413 |
- |
2485 |
= |
-72 |
* |
(88 |
/ |
299)
|
= |
-21.19063543 |
5 |
958186 |
2396 |
- |
2528 |
= |
-132 |
* |
(93 |
/ |
299)
|
= |
-41.05685615 |
6 |
958189 |
2430 |
- |
2552 |
= |
-122 |
* |
(29 |
/ |
299)
|
= |
-11.83277585 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Sixty-First Street Elementary
|
-90 |
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 |
30317 |
2387 |
- |
2436 |
= |
-49 |
* |
(100 |
/ |
294)
|
= |
-16.66666665 |
4 |
30318 |
2426 |
- |
2485 |
= |
-59 |
* |
(88 |
/ |
294)
|
= |
-17.65986389 |
5 |
30321 |
2420 |
- |
2528 |
= |
-108 |
* |
(87 |
/ |
294)
|
= |
-31.95918364 |
6 |
30323 |
2431 |
- |
2552 |
= |
-121 |
* |
(19 |
/ |
294)
|
= |
-7.81972785 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Sixty-First Street Elementary
|
-74 |
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 |
30882 |
2385 |
- |
2436 |
= |
-51 |
* |
(89 |
/ |
293)
|
= |
-15.49146757 |
4 |
30884 |
2392 |
- |
2485 |
= |
-93 |
* |
(96 |
/ |
293)
|
= |
-30.47098974 |
5 |
30886 |
2432 |
- |
2528 |
= |
-96 |
* |
(83 |
/ |
293)
|
= |
-27.1945392 |
6 |
30887 |
2406 |
- |
2552 |
= |
-146 |
* |
(25 |
/ |
293)
|
= |
-12.45733787 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Sixty-First Street Elementary
|
-86 |
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 |
30928 |
2391 |
- |
2436 |
= |
-45 |
* |
(86 |
/ |
296)
|
= |
-13.0743243 |
4 |
30931 |
2415 |
- |
2485 |
= |
-70 |
* |
(95 |
/ |
296)
|
= |
-22.46621615 |
5 |
30932 |
2443 |
- |
2528 |
= |
-85 |
* |
(90 |
/ |
296)
|
= |
-25.84459459 |
6 |
30935 |
2471 |
- |
2552 |
= |
-81 |
* |
(25 |
/ |
296)
|
= |
-6.84121618 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Sixty-First Street Elementary
|
-68 |
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 |
31105 |
2378 |
- |
2436 |
= |
-58 |
* |
(89 |
/ |
301)
|
= |
-17.14950165 |
4 |
31106 |
2423 |
- |
2485 |
= |
-62 |
* |
(96 |
/ |
301)
|
= |
-19.77408637 |
5 |
31107 |
2490 |
- |
2528 |
= |
-38 |
* |
(86 |
/ |
301)
|
= |
-10.85714283 |
6 |
31108 |
2433 |
- |
2552 |
= |
-119 |
* |
(30 |
/ |
301)
|
= |
-11.86046511 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Sixty-First Street Elementary
|
-60 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-90
|
-74
|
-86
|
-68
|
-60
|
-378.0 |
-75.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -39.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -111.6
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: