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 |
6 |
1000083 |
2459 |
- |
2552 |
= |
-93 |
* |
(293 |
/ |
964)
|
= |
-28.26659744 |
7 |
1000084 |
2479 |
- |
2567 |
= |
-88 |
* |
(299 |
/ |
964)
|
= |
-27.2946058 |
8 |
1000086 |
2483 |
- |
2586 |
= |
-103 |
* |
(372 |
/ |
964)
|
= |
-39.74688795 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Woodland Hills Academy
|
-95 |
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 |
6 |
31560 |
2471 |
- |
2552 |
= |
-81 |
* |
(322 |
/ |
942)
|
= |
-27.68789806 |
7 |
31563 |
2490 |
- |
2567 |
= |
-77 |
* |
(315 |
/ |
942)
|
= |
-25.74840761 |
8 |
31564 |
2504 |
- |
2586 |
= |
-82 |
* |
(305 |
/ |
942)
|
= |
-26.54989383 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Woodland Hills Academy
|
-80 |
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 |
6 |
32114 |
2469 |
- |
2552 |
= |
-83 |
* |
(224 |
/ |
812)
|
= |
-22.89655164 |
7 |
32115 |
2482 |
- |
2567 |
= |
-85 |
* |
(292 |
/ |
812)
|
= |
-30.56650244 |
8 |
32117 |
2507 |
- |
2586 |
= |
-79 |
* |
(296 |
/ |
812)
|
= |
-28.7980295 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Woodland Hills Academy
|
-82 |
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 |
6 |
32140 |
2466 |
- |
2552 |
= |
-86 |
* |
(217 |
/ |
693)
|
= |
-26.92929292 |
7 |
32143 |
2483 |
- |
2567 |
= |
-84 |
* |
(207 |
/ |
693)
|
= |
-25.09090903 |
8 |
32144 |
2510 |
- |
2586 |
= |
-76 |
* |
(269 |
/ |
693)
|
= |
-29.50072149 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Woodland Hills Academy
|
-82 |
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 |
6 |
32322 |
2483 |
- |
2552 |
= |
-69 |
* |
(197 |
/ |
618)
|
= |
-21.99514559 |
7 |
32323 |
2480 |
- |
2567 |
= |
-87 |
* |
(212 |
/ |
618)
|
= |
-29.84466018 |
8 |
32324 |
2512 |
- |
2586 |
= |
-74 |
* |
(209 |
/ |
618)
|
= |
-25.02588995 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Woodland Hills Academy
|
-77 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-95
|
-80
|
-82
|
-82
|
-77
|
-416.0 |
-83.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -65.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -101.2
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: