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 |
2370283 |
2478 |
- |
2436 |
= |
42 |
* |
(80 |
/ |
250)
|
= |
13.44 |
| 4 |
2370286 |
2470 |
- |
2485 |
= |
-15 |
* |
(81 |
/ |
250)
|
= |
-4.86 |
| 5 |
2370287 |
2495 |
- |
2528 |
= |
-33 |
* |
(89 |
/ |
250)
|
= |
-11.748 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Monroe Elementary
|
-3 |
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 |
72405 |
2463 |
- |
2436 |
= |
27 |
* |
(89 |
/ |
253)
|
= |
9.49802371 |
| 4 |
72408 |
2482 |
- |
2485 |
= |
-3 |
* |
(84 |
/ |
253)
|
= |
-0.99604743 |
| 5 |
72409 |
2478 |
- |
2528 |
= |
-50 |
* |
(80 |
/ |
253)
|
= |
-15.81027665 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Monroe Elementary
|
-7 |
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 |
74379 |
2465 |
- |
2436 |
= |
29 |
* |
(88 |
/ |
289)
|
= |
8.8304498 |
| 4 |
74382 |
2481 |
- |
2485 |
= |
-4 |
* |
(106 |
/ |
289)
|
= |
-1.46712802 |
| 5 |
74383 |
2516 |
- |
2528 |
= |
-12 |
* |
(95 |
/ |
289)
|
= |
-3.94463668 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Monroe Elementary
|
3 |
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 |
74553 |
2431 |
- |
2436 |
= |
-5 |
* |
(87 |
/ |
278)
|
= |
-1.5647482 |
| 4 |
74556 |
2464 |
- |
2485 |
= |
-21 |
* |
(88 |
/ |
278)
|
= |
-6.647482 |
| 5 |
74557 |
2496 |
- |
2528 |
= |
-32 |
* |
(103 |
/ |
278)
|
= |
-11.8561151 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Monroe Elementary
|
-20 |
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 |
75079 |
2430 |
- |
2436 |
= |
-6 |
* |
(89 |
/ |
269)
|
= |
-1.98513011 |
| 4 |
75080 |
2483 |
- |
2485 |
= |
-2 |
* |
(93 |
/ |
269)
|
= |
-0.69144981 |
| 5 |
75081 |
2486 |
- |
2528 |
= |
-42 |
* |
(87 |
/ |
269)
|
= |
-13.58364311 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Monroe Elementary
|
-16 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-3
|
-7
|
3
|
-20
|
-16
|
-43.0 |
-8.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 18.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -35.6
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:
