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 |
910380 |
2417 |
- |
2436 |
= |
-19 |
* |
(74 |
/ |
228)
|
= |
-6.16666666 |
4 |
910383 |
2447 |
- |
2485 |
= |
-38 |
* |
(83 |
/ |
228)
|
= |
-13.83333331 |
5 |
910384 |
2455 |
- |
2528 |
= |
-73 |
* |
(71 |
/ |
228)
|
= |
-22.73245608 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Grand View Boulevard Elementary
|
-43 |
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 |
28775 |
2424 |
- |
2436 |
= |
-12 |
* |
(93 |
/ |
244)
|
= |
-4.57377048 |
4 |
28777 |
2450 |
- |
2485 |
= |
-35 |
* |
(69 |
/ |
244)
|
= |
-9.89754098 |
5 |
28778 |
2469 |
- |
2528 |
= |
-59 |
* |
(82 |
/ |
244)
|
= |
-19.82786881 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Grand View Boulevard Elementary
|
-34 |
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 |
29340 |
2442 |
- |
2436 |
= |
6 |
* |
(86 |
/ |
232)
|
= |
2.22413793 |
4 |
29342 |
2473 |
- |
2485 |
= |
-12 |
* |
(84 |
/ |
232)
|
= |
-4.34482758 |
5 |
29343 |
2474 |
- |
2528 |
= |
-54 |
* |
(62 |
/ |
232)
|
= |
-14.43103447 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Grand View Boulevard Elementary
|
-17 |
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 |
29388 |
2441 |
- |
2436 |
= |
5 |
* |
(103 |
/ |
265)
|
= |
1.94339623 |
4 |
29390 |
2473 |
- |
2485 |
= |
-12 |
* |
(85 |
/ |
265)
|
= |
-3.84905659 |
5 |
29392 |
2496 |
- |
2528 |
= |
-32 |
* |
(77 |
/ |
265)
|
= |
-9.29811318 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Grand View Boulevard Elementary
|
-11 |
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 |
29564 |
2443 |
- |
2436 |
= |
7 |
* |
(93 |
/ |
270)
|
= |
2.41111111 |
4 |
29565 |
2468 |
- |
2485 |
= |
-17 |
* |
(96 |
/ |
270)
|
= |
-6.04444444 |
5 |
29566 |
2484 |
- |
2528 |
= |
-44 |
* |
(81 |
/ |
270)
|
= |
-13.2 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Grand View Boulevard Elementary
|
-17 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-43
|
-34
|
-17
|
-11
|
-17
|
-122.0 |
-24.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 14.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -63.4
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: