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 |
909293 |
2376 |
- |
2436 |
= |
-60 |
* |
(42 |
/ |
175)
|
= |
-14.4 |
| 4 |
909296 |
2434 |
- |
2485 |
= |
-51 |
* |
(49 |
/ |
175)
|
= |
-14.28 |
| 5 |
909297 |
2453 |
- |
2528 |
= |
-75 |
* |
(47 |
/ |
175)
|
= |
-20.1428571 |
| 6 |
909300 |
2472 |
- |
2552 |
= |
-80 |
* |
(37 |
/ |
175)
|
= |
-16.91428568 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Glenfeliz Boulevard Elementary
|
-66 |
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 |
28739 |
2413 |
- |
2436 |
= |
-23 |
* |
(47 |
/ |
165)
|
= |
-6.55151513 |
| 4 |
28741 |
2424 |
- |
2485 |
= |
-61 |
* |
(41 |
/ |
165)
|
= |
-15.15757573 |
| 5 |
28743 |
2442 |
- |
2528 |
= |
-86 |
* |
(47 |
/ |
165)
|
= |
-24.49696962 |
| 6 |
28744 |
2446 |
- |
2552 |
= |
-106 |
* |
(30 |
/ |
165)
|
= |
-19.27272719 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Glenfeliz Boulevard Elementary
|
-65 |
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 |
29304 |
2409 |
- |
2436 |
= |
-27 |
* |
(42 |
/ |
156)
|
= |
-7.26923076 |
| 4 |
29305 |
2469 |
- |
2485 |
= |
-16 |
* |
(39 |
/ |
156)
|
= |
-4.0 |
| 5 |
29307 |
2450 |
- |
2528 |
= |
-78 |
* |
(43 |
/ |
156)
|
= |
-21.49999995 |
| 6 |
29310 |
2428 |
- |
2552 |
= |
-124 |
* |
(32 |
/ |
156)
|
= |
-25.43589742 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Glenfeliz Boulevard Elementary
|
-58 |
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 |
29353 |
2413 |
- |
2436 |
= |
-23 |
* |
(32 |
/ |
152)
|
= |
-4.84210525 |
| 4 |
29355 |
2453 |
- |
2485 |
= |
-32 |
* |
(44 |
/ |
152)
|
= |
-9.26315789 |
| 5 |
29357 |
2480 |
- |
2528 |
= |
-48 |
* |
(41 |
/ |
152)
|
= |
-12.94736842 |
| 6 |
29359 |
2476 |
- |
2552 |
= |
-76 |
* |
(35 |
/ |
152)
|
= |
-17.49999993 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Glenfeliz Boulevard Elementary
|
-45 |
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 |
29529 |
2409 |
- |
2436 |
= |
-27 |
* |
(40 |
/ |
141)
|
= |
-7.65957446 |
| 4 |
29530 |
2456 |
- |
2485 |
= |
-29 |
* |
(33 |
/ |
141)
|
= |
-6.78723404 |
| 5 |
29531 |
2478 |
- |
2528 |
= |
-50 |
* |
(40 |
/ |
141)
|
= |
-14.18439715 |
| 6 |
29532 |
2521 |
- |
2552 |
= |
-31 |
* |
(28 |
/ |
141)
|
= |
-6.15602836 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Glenfeliz Boulevard Elementary
|
-35 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-66
|
-65
|
-58
|
-45
|
-35
|
-269.0 |
-53.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -14.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -92.8
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:
