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 |
874672 |
2367 |
- |
2436 |
= |
-69 |
* |
(124 |
/ |
304)
|
= |
-28.14473678 |
| 4 |
874675 |
2413 |
- |
2485 |
= |
-72 |
* |
(102 |
/ |
304)
|
= |
-24.15789468 |
| 5 |
874676 |
2431 |
- |
2528 |
= |
-97 |
* |
(78 |
/ |
304)
|
= |
-24.88815786 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Beachy Avenue Elementary
|
-77 |
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 |
27672 |
2408 |
- |
2436 |
= |
-28 |
* |
(92 |
/ |
299)
|
= |
-8.6153846 |
| 4 |
27675 |
2417 |
- |
2485 |
= |
-68 |
* |
(115 |
/ |
299)
|
= |
-26.15384611 |
| 5 |
27677 |
2443 |
- |
2528 |
= |
-85 |
* |
(92 |
/ |
299)
|
= |
-26.1538461 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Beachy Avenue Elementary
|
-61 |
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 |
28243 |
2374 |
- |
2436 |
= |
-62 |
* |
(95 |
/ |
297)
|
= |
-19.83164978 |
| 4 |
28245 |
2418 |
- |
2485 |
= |
-67 |
* |
(91 |
/ |
297)
|
= |
-20.5286195 |
| 5 |
28247 |
2407 |
- |
2528 |
= |
-121 |
* |
(111 |
/ |
297)
|
= |
-45.22222213 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Beachy Avenue Elementary
|
-86 |
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 |
28295 |
2372 |
- |
2436 |
= |
-64 |
* |
(65 |
/ |
239)
|
= |
-17.40585773 |
| 4 |
28297 |
2434 |
- |
2485 |
= |
-51 |
* |
(88 |
/ |
239)
|
= |
-18.77824264 |
| 5 |
28299 |
2438 |
- |
2528 |
= |
-90 |
* |
(86 |
/ |
239)
|
= |
-32.38493715 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Beachy Avenue Elementary
|
-69 |
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 |
28474 |
2412 |
- |
2436 |
= |
-24 |
* |
(84 |
/ |
231)
|
= |
-8.72727271 |
| 4 |
28475 |
2451 |
- |
2485 |
= |
-34 |
* |
(63 |
/ |
231)
|
= |
-9.27272725 |
| 5 |
28476 |
2483 |
- |
2528 |
= |
-45 |
* |
(84 |
/ |
231)
|
= |
-16.36363634 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Beachy Avenue Elementary
|
-34 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-77
|
-61
|
-86
|
-69
|
-34
|
-327.0 |
-65.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -8.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -122.4
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:
