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 |
208606 |
2367 |
- |
2436 |
= |
-69 |
* |
(68 |
/ |
183)
|
= |
-25.63934423 |
| 4 |
208607 |
2393 |
- |
2485 |
= |
-92 |
* |
(61 |
/ |
183)
|
= |
-30.66666664 |
| 5 |
208610 |
2426 |
- |
2528 |
= |
-102 |
* |
(54 |
/ |
183)
|
= |
-30.09836063 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Fair Oaks Elementary
|
-86 |
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 |
6189 |
2368 |
- |
2436 |
= |
-68 |
* |
(67 |
/ |
179)
|
= |
-25.4525139 |
| 4 |
6191 |
2384 |
- |
2485 |
= |
-101 |
* |
(50 |
/ |
179)
|
= |
-28.21229041 |
| 5 |
6194 |
2438 |
- |
2528 |
= |
-90 |
* |
(62 |
/ |
179)
|
= |
-31.17318435 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Fair Oaks Elementary
|
-85 |
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 |
6366 |
2373 |
- |
2436 |
= |
-63 |
* |
(48 |
/ |
162)
|
= |
-18.66666665 |
| 4 |
6367 |
2408 |
- |
2485 |
= |
-77 |
* |
(66 |
/ |
162)
|
= |
-31.37037034 |
| 5 |
6369 |
2420 |
- |
2528 |
= |
-108 |
* |
(48 |
/ |
162)
|
= |
-31.99999997 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Fair Oaks Elementary
|
-82 |
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 |
6361 |
2385 |
- |
2436 |
= |
-51 |
* |
(47 |
/ |
166)
|
= |
-14.43975903 |
| 4 |
6364 |
2463 |
- |
2485 |
= |
-22 |
* |
(51 |
/ |
166)
|
= |
-6.75903613 |
| 5 |
6365 |
2429 |
- |
2528 |
= |
-99 |
* |
(68 |
/ |
166)
|
= |
-40.55421685 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Fair Oaks Elementary
|
-62 |
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 |
6421 |
2379 |
- |
2436 |
= |
-57 |
* |
(48 |
/ |
155)
|
= |
-17.65161288 |
| 4 |
6422 |
2412 |
- |
2485 |
= |
-73 |
* |
(54 |
/ |
155)
|
= |
-25.43225801 |
| 5 |
6423 |
2414 |
- |
2528 |
= |
-114 |
* |
(53 |
/ |
155)
|
= |
-38.98064506 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Fair Oaks Elementary
|
-82 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-86
|
-85
|
-82
|
-62
|
-82
|
-397.0 |
-79.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -52.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -106.4
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:
