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 |
906083 |
2421 |
- |
2436 |
= |
-15 |
* |
(90 |
/ |
254)
|
= |
-5.31496062 |
| 4 |
906084 |
2433 |
- |
2485 |
= |
-52 |
* |
(76 |
/ |
254)
|
= |
-15.5590551 |
| 5 |
906087 |
2474 |
- |
2528 |
= |
-54 |
* |
(88 |
/ |
254)
|
= |
-18.70866137 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Fullbright Avenue Elementary
|
-40 |
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 |
28641 |
2451 |
- |
2436 |
= |
15 |
* |
(70 |
/ |
232)
|
= |
4.52586206 |
| 4 |
28642 |
2460 |
- |
2485 |
= |
-25 |
* |
(85 |
/ |
232)
|
= |
-9.15948275 |
| 5 |
28645 |
2456 |
- |
2528 |
= |
-72 |
* |
(77 |
/ |
232)
|
= |
-23.89655167 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Fullbright Avenue Elementary
|
-29 |
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 |
29207 |
2435 |
- |
2436 |
= |
-1 |
* |
(71 |
/ |
217)
|
= |
-0.32718894 |
| 4 |
29210 |
2430 |
- |
2485 |
= |
-55 |
* |
(60 |
/ |
217)
|
= |
-15.20737323 |
| 5 |
29212 |
2448 |
- |
2528 |
= |
-80 |
* |
(86 |
/ |
217)
|
= |
-31.70506912 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Fullbright Avenue Elementary
|
-47 |
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 |
29257 |
2419 |
- |
2436 |
= |
-17 |
* |
(69 |
/ |
207)
|
= |
-5.66666666 |
| 4 |
29259 |
2436 |
- |
2485 |
= |
-49 |
* |
(75 |
/ |
207)
|
= |
-17.75362316 |
| 5 |
29261 |
2463 |
- |
2528 |
= |
-65 |
* |
(63 |
/ |
207)
|
= |
-19.78260869 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Fullbright Avenue Elementary
|
-43 |
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 |
29434 |
2423 |
- |
2436 |
= |
-13 |
* |
(76 |
/ |
215)
|
= |
-4.59534884 |
| 4 |
29435 |
2437 |
- |
2485 |
= |
-48 |
* |
(73 |
/ |
215)
|
= |
-16.29767438 |
| 5 |
29436 |
2476 |
- |
2528 |
= |
-52 |
* |
(66 |
/ |
215)
|
= |
-15.96279069 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Fullbright Avenue Elementary
|
-37 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-40
|
-29
|
-47
|
-43
|
-37
|
-196.0 |
-39.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -21.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -57.2
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:
