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 |
900583 |
2386 |
- |
2436 |
= |
-50 |
* |
(154 |
/ |
446)
|
= |
-17.26457395 |
4 |
900586 |
2414 |
- |
2485 |
= |
-71 |
* |
(150 |
/ |
446)
|
= |
-23.8789237 |
5 |
900587 |
2423 |
- |
2528 |
= |
-105 |
* |
(142 |
/ |
446)
|
= |
-33.43049325 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Euclid Avenue Elementary
|
-75 |
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 |
28456 |
2377 |
- |
2436 |
= |
-59 |
* |
(121 |
/ |
400)
|
= |
-17.8475 |
4 |
28459 |
2437 |
- |
2485 |
= |
-48 |
* |
(158 |
/ |
400)
|
= |
-18.96 |
5 |
28461 |
2442 |
- |
2528 |
= |
-86 |
* |
(121 |
/ |
400)
|
= |
-26.015 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Euclid Avenue Elementary
|
-63 |
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 |
29023 |
2400 |
- |
2436 |
= |
-36 |
* |
(125 |
/ |
372)
|
= |
-12.09677418 |
4 |
29025 |
2417 |
- |
2485 |
= |
-68 |
* |
(117 |
/ |
372)
|
= |
-21.38709677 |
5 |
29027 |
2442 |
- |
2528 |
= |
-86 |
* |
(130 |
/ |
372)
|
= |
-30.05376339 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Euclid Avenue Elementary
|
-64 |
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 |
29073 |
2396 |
- |
2436 |
= |
-40 |
* |
(126 |
/ |
353)
|
= |
-14.27762036 |
4 |
29075 |
2440 |
- |
2485 |
= |
-45 |
* |
(126 |
/ |
353)
|
= |
-16.06232291 |
5 |
29077 |
2432 |
- |
2528 |
= |
-96 |
* |
(101 |
/ |
353)
|
= |
-27.46742208 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Euclid Avenue Elementary
|
-58 |
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 |
29252 |
2397 |
- |
2436 |
= |
-39 |
* |
(133 |
/ |
382)
|
= |
-13.57853402 |
4 |
29253 |
2447 |
- |
2485 |
= |
-38 |
* |
(135 |
/ |
382)
|
= |
-13.42931936 |
5 |
29254 |
2472 |
- |
2528 |
= |
-56 |
* |
(114 |
/ |
382)
|
= |
-16.71204186 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Euclid Avenue Elementary
|
-44 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-75
|
-63
|
-64
|
-58
|
-44
|
-304.0 |
-60.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -27.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -93.8
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: