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 |
1435372 |
2415 |
- |
2436 |
= |
-21 |
* |
(132 |
/ |
372)
|
= |
-7.45161289 |
4 |
1435373 |
2460 |
- |
2485 |
= |
-25 |
* |
(130 |
/ |
372)
|
= |
-8.73655913 |
5 |
1435376 |
2482 |
- |
2528 |
= |
-46 |
* |
(110 |
/ |
372)
|
= |
-13.6021505 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Las Palmas Elementary
|
-30 |
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 |
45193 |
2418 |
- |
2436 |
= |
-18 |
* |
(138 |
/ |
391)
|
= |
-6.35294117 |
4 |
45194 |
2484 |
- |
2485 |
= |
-1 |
* |
(128 |
/ |
391)
|
= |
-0.32736573 |
5 |
45197 |
2492 |
- |
2528 |
= |
-36 |
* |
(125 |
/ |
391)
|
= |
-11.50895138 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Las Palmas Elementary
|
-18 |
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 |
46402 |
2433 |
- |
2436 |
= |
-3 |
* |
(137 |
/ |
393)
|
= |
-1.04580152 |
4 |
46405 |
2462 |
- |
2485 |
= |
-23 |
* |
(134 |
/ |
393)
|
= |
-7.84223918 |
5 |
46406 |
2505 |
- |
2528 |
= |
-23 |
* |
(122 |
/ |
393)
|
= |
-7.13994909 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Las Palmas Elementary
|
-16 |
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 |
46413 |
2447 |
- |
2436 |
= |
11 |
* |
(146 |
/ |
408)
|
= |
3.93627451 |
4 |
46415 |
2508 |
- |
2485 |
= |
23 |
* |
(132 |
/ |
408)
|
= |
7.44117645 |
5 |
46417 |
2509 |
- |
2528 |
= |
-19 |
* |
(130 |
/ |
408)
|
= |
-6.05392155 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Las Palmas Elementary
|
5 |
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 |
46595 |
2431 |
- |
2436 |
= |
-5 |
* |
(147 |
/ |
416)
|
= |
-1.76682692 |
4 |
46596 |
2491 |
- |
2485 |
= |
6 |
* |
(138 |
/ |
416)
|
= |
1.99038461 |
5 |
46597 |
2513 |
- |
2528 |
= |
-15 |
* |
(131 |
/ |
416)
|
= |
-4.72355769 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Las Palmas Elementary
|
-5 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-30
|
-18
|
-16
|
5
|
-5
|
-64.0 |
-12.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 26.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -51.8
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: