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 |
2372661 |
2346 |
- |
2436 |
= |
-90 |
* |
(14 |
/ |
38)
|
= |
-33.15789468 |
| 4 |
2372662 |
0 |
- |
2485 |
= |
|
* |
(9 |
/ |
38)
|
= |
|
| 5 |
2372665 |
2379 |
- |
2528 |
= |
-149 |
* |
(15 |
/ |
38)
|
= |
-58.81578946 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Malcolm X Academy
|
-92 |
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 |
72476 |
2409 |
- |
2436 |
= |
-27 |
* |
(15 |
/ |
42)
|
= |
-9.64285714 |
| 4 |
72478 |
2446 |
- |
2485 |
= |
-39 |
* |
(18 |
/ |
42)
|
= |
-16.71428569 |
| 5 |
72479 |
0 |
- |
2528 |
= |
|
* |
(9 |
/ |
42)
|
= |
|
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Malcolm X Academy
|
-26 |
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 |
74449 |
2418 |
- |
2436 |
= |
-18 |
* |
(15 |
/ |
48)
|
= |
-5.625 |
| 4 |
74452 |
2452 |
- |
2485 |
= |
-33 |
* |
(17 |
/ |
48)
|
= |
-11.68749998 |
| 5 |
74454 |
2523 |
- |
2528 |
= |
-5 |
* |
(16 |
/ |
48)
|
= |
-1.66666667 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Malcolm X Academy
|
-19 |
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 |
74623 |
2390 |
- |
2436 |
= |
-46 |
* |
(16 |
/ |
46)
|
= |
-15.99999996 |
| 4 |
74626 |
2446 |
- |
2485 |
= |
-39 |
* |
(19 |
/ |
46)
|
= |
-16.10869564 |
| 5 |
74627 |
2530 |
- |
2528 |
= |
2 |
* |
(11 |
/ |
46)
|
= |
0.47826087 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Malcolm X Academy
|
-32 |
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 |
75149 |
2424 |
- |
2436 |
= |
-12 |
* |
(14 |
/ |
54)
|
= |
-3.11111111 |
| 4 |
75150 |
2481 |
- |
2485 |
= |
-4 |
* |
(18 |
/ |
54)
|
= |
-1.33333333 |
| 5 |
75151 |
2497 |
- |
2528 |
= |
-31 |
* |
(22 |
/ |
54)
|
= |
-12.62962962 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Malcolm X Academy
|
-17 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-92
|
-26
|
-19
|
-32
|
-17
|
-186.0 |
-37.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 55.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -130.2
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:
