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 |
478217 |
2371 |
- |
2436 |
= |
-65 |
* |
(78 |
/ |
217)
|
= |
-23.36405526 |
4 |
478218 |
2385 |
- |
2485 |
= |
-100 |
* |
(76 |
/ |
217)
|
= |
-35.0230414 |
5 |
478221 |
2404 |
- |
2528 |
= |
-124 |
* |
(63 |
/ |
217)
|
= |
-35.99999992 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Stella I. Hills Elementary
|
-94 |
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 |
15169 |
2363 |
- |
2436 |
= |
-73 |
* |
(74 |
/ |
217)
|
= |
-24.89400915 |
4 |
15171 |
2355 |
- |
2485 |
= |
-130 |
* |
(77 |
/ |
217)
|
= |
-46.12903217 |
5 |
15173 |
2400 |
- |
2528 |
= |
-128 |
* |
(66 |
/ |
217)
|
= |
-38.93087552 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Stella I. Hills Elementary
|
-110 |
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 |
15487 |
2368 |
- |
2436 |
= |
-68 |
* |
(95 |
/ |
242)
|
= |
-26.69421484 |
4 |
15488 |
2384 |
- |
2485 |
= |
-101 |
* |
(77 |
/ |
242)
|
= |
-32.13636362 |
5 |
15491 |
2388 |
- |
2528 |
= |
-140 |
* |
(70 |
/ |
242)
|
= |
-40.49586772 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Stella I. Hills Elementary
|
-99 |
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 |
15507 |
2354 |
- |
2436 |
= |
-82 |
* |
(98 |
/ |
271)
|
= |
-29.65313651 |
4 |
15510 |
2384 |
- |
2485 |
= |
-101 |
* |
(94 |
/ |
271)
|
= |
-35.03321027 |
5 |
15511 |
2418 |
- |
2528 |
= |
-110 |
* |
(79 |
/ |
271)
|
= |
-32.06642065 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Stella I. Hills Elementary
|
-97 |
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 |
15621 |
2369 |
- |
2436 |
= |
-67 |
* |
(83 |
/ |
278)
|
= |
-20.00359712 |
4 |
15622 |
2399 |
- |
2485 |
= |
-86 |
* |
(90 |
/ |
278)
|
= |
-27.8417266 |
5 |
15623 |
2408 |
- |
2528 |
= |
-120 |
* |
(105 |
/ |
278)
|
= |
-45.32374092 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Stella I. Hills Elementary
|
-93 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-94
|
-110
|
-99
|
-97
|
-93
|
-493.0 |
-98.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -80.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -116.6
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: