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 |
1882764 |
2366 |
- |
2436 |
= |
-70 |
* |
(67 |
/ |
137)
|
= |
-34.23357658 |
4 |
1882765 |
2376 |
- |
2485 |
= |
-109 |
* |
(36 |
/ |
137)
|
= |
-28.6423357 |
5 |
1882768 |
2442 |
- |
2528 |
= |
-86 |
* |
(34 |
/ |
137)
|
= |
-21.34306565 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Pasadena Avenue Elementary
|
-84 |
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 |
58081 |
2403 |
- |
2436 |
= |
-33 |
* |
(59 |
/ |
161)
|
= |
-12.09316769 |
4 |
58083 |
2418 |
- |
2485 |
= |
-67 |
* |
(65 |
/ |
161)
|
= |
-27.04968944 |
5 |
58085 |
2416 |
- |
2528 |
= |
-112 |
* |
(37 |
/ |
161)
|
= |
-25.73913037 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Pasadena Avenue Elementary
|
-65 |
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 |
59775 |
2389 |
- |
2436 |
= |
-47 |
* |
(63 |
/ |
170)
|
= |
-17.41764705 |
4 |
59777 |
2407 |
- |
2485 |
= |
-78 |
* |
(48 |
/ |
170)
|
= |
-22.0235294 |
5 |
59779 |
2426 |
- |
2528 |
= |
-102 |
* |
(59 |
/ |
170)
|
= |
-35.39999995 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Pasadena Avenue Elementary
|
-75 |
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 |
59893 |
2399 |
- |
2436 |
= |
-37 |
* |
(52 |
/ |
152)
|
= |
-12.65789473 |
4 |
59894 |
2431 |
- |
2485 |
= |
-54 |
* |
(58 |
/ |
152)
|
= |
-20.60526314 |
5 |
59897 |
2459 |
- |
2528 |
= |
-69 |
* |
(42 |
/ |
152)
|
= |
-19.06578944 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Pasadena Avenue Elementary
|
-52 |
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 |
60147 |
2417 |
- |
2436 |
= |
-19 |
* |
(52 |
/ |
169)
|
= |
-5.84615383 |
4 |
60148 |
2451 |
- |
2485 |
= |
-34 |
* |
(52 |
/ |
169)
|
= |
-10.46153844 |
5 |
60149 |
2436 |
- |
2528 |
= |
-92 |
* |
(65 |
/ |
169)
|
= |
-35.38461533 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Pasadena Avenue Elementary
|
-52 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-84
|
-65
|
-75
|
-52
|
-52
|
-328.0 |
-65.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -23.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -107.6
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: