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 |
882698 |
2353 |
- |
2436 |
= |
-83 |
* |
(137 |
/ |
410)
|
= |
-27.7341463 |
4 |
882699 |
2414 |
- |
2485 |
= |
-71 |
* |
(126 |
/ |
410)
|
= |
-21.81951218 |
5 |
882702 |
2421 |
- |
2528 |
= |
-107 |
* |
(147 |
/ |
410)
|
= |
-38.3634146 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Canoga Park Elementary
|
-88 |
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 |
27925 |
2395 |
- |
2436 |
= |
-41 |
* |
(114 |
/ |
384)
|
= |
-12.171875 |
4 |
27927 |
2393 |
- |
2485 |
= |
-92 |
* |
(147 |
/ |
384)
|
= |
-35.21875 |
5 |
27929 |
2436 |
- |
2528 |
= |
-92 |
* |
(123 |
/ |
384)
|
= |
-29.46875 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Canoga Park Elementary
|
-77 |
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 |
28492 |
2393 |
- |
2436 |
= |
-43 |
* |
(97 |
/ |
344)
|
= |
-12.12499999 |
4 |
28494 |
2423 |
- |
2485 |
= |
-62 |
* |
(111 |
/ |
344)
|
= |
-20.00581392 |
5 |
28495 |
2402 |
- |
2528 |
= |
-126 |
* |
(136 |
/ |
344)
|
= |
-49.81395346 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Canoga Park Elementary
|
-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 |
3 |
28543 |
2395 |
- |
2436 |
= |
-41 |
* |
(105 |
/ |
319)
|
= |
-13.49529781 |
4 |
28545 |
2422 |
- |
2485 |
= |
-63 |
* |
(99 |
/ |
319)
|
= |
-19.5517241 |
5 |
28546 |
2436 |
- |
2528 |
= |
-92 |
* |
(115 |
/ |
319)
|
= |
-33.16614416 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Canoga Park Elementary
|
-66 |
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 |
28722 |
2409 |
- |
2436 |
= |
-27 |
* |
(116 |
/ |
323)
|
= |
-9.6965944 |
4 |
28723 |
2423 |
- |
2485 |
= |
-62 |
* |
(104 |
/ |
323)
|
= |
-19.96284829 |
5 |
28724 |
2437 |
- |
2528 |
= |
-91 |
* |
(103 |
/ |
323)
|
= |
-29.01857577 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Canoga Park Elementary
|
-59 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-88
|
-77
|
-82
|
-66
|
-59
|
-372.0 |
-74.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -41.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -107.4
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: