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 |
1853134 |
2358 |
- |
2436 |
= |
-78 |
* |
(91 |
/ |
380)
|
= |
-18.67894735 |
4 |
1853137 |
2426 |
- |
2485 |
= |
-59 |
* |
(99 |
/ |
380)
|
= |
-15.37105259 |
5 |
1853138 |
2424 |
- |
2528 |
= |
-104 |
* |
(94 |
/ |
380)
|
= |
-25.72631578 |
6 |
1853141 |
2466 |
- |
2552 |
= |
-86 |
* |
(96 |
/ |
380)
|
= |
-21.72631571 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Pacific Elementary
|
-82 |
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 |
57272 |
2360 |
- |
2436 |
= |
-76 |
* |
(108 |
/ |
373)
|
= |
-22.00536186 |
4 |
57275 |
2432 |
- |
2485 |
= |
-53 |
* |
(85 |
/ |
373)
|
= |
-12.07774796 |
5 |
57276 |
2455 |
- |
2528 |
= |
-73 |
* |
(96 |
/ |
373)
|
= |
-18.78820374 |
6 |
57279 |
2467 |
- |
2552 |
= |
-85 |
* |
(84 |
/ |
373)
|
= |
-19.14209112 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Pacific Elementary
|
-72 |
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 |
58948 |
2387 |
- |
2436 |
= |
-49 |
* |
(100 |
/ |
394)
|
= |
-12.43654819 |
4 |
58950 |
2397 |
- |
2485 |
= |
-88 |
* |
(107 |
/ |
394)
|
= |
-23.89847715 |
5 |
58952 |
2434 |
- |
2528 |
= |
-94 |
* |
(89 |
/ |
394)
|
= |
-21.23350246 |
6 |
58953 |
2477 |
- |
2552 |
= |
-75 |
* |
(98 |
/ |
394)
|
= |
-18.6548223 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Pacific Elementary
|
-76 |
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 |
59062 |
2379 |
- |
2436 |
= |
-57 |
* |
(109 |
/ |
400)
|
= |
-15.5325 |
4 |
59065 |
2410 |
- |
2485 |
= |
-75 |
* |
(99 |
/ |
400)
|
= |
-18.5625 |
5 |
59066 |
2419 |
- |
2528 |
= |
-109 |
* |
(99 |
/ |
400)
|
= |
-26.9775 |
6 |
59069 |
2460 |
- |
2552 |
= |
-92 |
* |
(93 |
/ |
400)
|
= |
-21.39 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Pacific Elementary
|
-82 |
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 |
59318 |
2379 |
- |
2436 |
= |
-57 |
* |
(108 |
/ |
398)
|
= |
-15.46733663 |
4 |
59319 |
2385 |
- |
2485 |
= |
-100 |
* |
(96 |
/ |
398)
|
= |
-24.120603 |
5 |
59320 |
2432 |
- |
2528 |
= |
-96 |
* |
(97 |
/ |
398)
|
= |
-23.39698483 |
6 |
59321 |
2439 |
- |
2552 |
= |
-113 |
* |
(97 |
/ |
398)
|
= |
-27.5402009 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Pacific Elementary
|
-91 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-82
|
-72
|
-76
|
-82
|
-91
|
-403.0 |
-80.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -59.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -101.6
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: