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 |
330544 |
2374 |
- |
2436 |
= |
-62 |
* |
(94 |
/ |
365)
|
= |
-15.96712325 |
| 4 |
330545 |
2411 |
- |
2485 |
= |
-74 |
* |
(94 |
/ |
365)
|
= |
-19.0575342 |
| 5 |
330548 |
2415 |
- |
2528 |
= |
-113 |
* |
(89 |
/ |
365)
|
= |
-27.55342461 |
| 6 |
330549 |
2437 |
- |
2552 |
= |
-115 |
* |
(88 |
/ |
365)
|
= |
-27.72602735 |
| Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Pyle Elementary
|
-90 |
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 |
9863 |
2371 |
- |
2436 |
= |
-65 |
* |
(107 |
/ |
389)
|
= |
-17.87917736 |
| 4 |
9866 |
2408 |
- |
2485 |
= |
-77 |
* |
(94 |
/ |
389)
|
= |
-18.60668379 |
| 5 |
9868 |
2437 |
- |
2528 |
= |
-91 |
* |
(92 |
/ |
389)
|
= |
-21.5218509 |
| 6 |
9870 |
2447 |
- |
2552 |
= |
-105 |
* |
(96 |
/ |
389)
|
= |
-25.91259636 |
| Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Pyle Elementary
|
-84 |
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 |
10191 |
2377 |
- |
2436 |
= |
-59 |
* |
(107 |
/ |
394)
|
= |
-16.02284264 |
| 4 |
10193 |
2391 |
- |
2485 |
= |
-94 |
* |
(105 |
/ |
394)
|
= |
-25.05076133 |
| 5 |
10196 |
2426 |
- |
2528 |
= |
-102 |
* |
(93 |
/ |
394)
|
= |
-24.07614212 |
| 6 |
10198 |
2461 |
- |
2552 |
= |
-91 |
* |
(89 |
/ |
394)
|
= |
-20.55583748 |
| Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Pyle Elementary
|
-86 |
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 |
10210 |
2377 |
- |
2436 |
= |
-59 |
* |
(102 |
/ |
418)
|
= |
-14.39712914 |
| 4 |
10212 |
2430 |
- |
2485 |
= |
-55 |
* |
(110 |
/ |
418)
|
= |
-14.47368417 |
| 5 |
10214 |
2433 |
- |
2528 |
= |
-95 |
* |
(106 |
/ |
418)
|
= |
-24.09090902 |
| 6 |
10216 |
2425 |
- |
2552 |
= |
-127 |
* |
(100 |
/ |
418)
|
= |
-30.38277502 |
| Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Pyle Elementary
|
-83 |
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 |
10290 |
2392 |
- |
2436 |
= |
-44 |
* |
(95 |
/ |
395)
|
= |
-10.58227848 |
| 4 |
10291 |
2417 |
- |
2485 |
= |
-68 |
* |
(99 |
/ |
395)
|
= |
-17.04303795 |
| 5 |
10292 |
2431 |
- |
2528 |
= |
-97 |
* |
(106 |
/ |
395)
|
= |
-26.03037971 |
| 6 |
10293 |
2411 |
- |
2552 |
= |
-141 |
* |
(95 |
/ |
395)
|
= |
-33.91139239 |
| Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Pyle Elementary
|
-88 |
Last steps
Compute the average
| 2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
|
-90
|
-84
|
-86
|
-83
|
-88
|
-431.0 |
-86.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -80.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -92.2
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:
