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 |
11 |
827746 |
2510 |
- |
2628 |
= |
-118 |
* |
(82 |
/ |
82)
|
= |
-118.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Esteban Torres East LA Performing Arts Magnet
|
-118 |
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 |
11 |
25927 |
2500 |
- |
2628 |
= |
-128 |
* |
(115 |
/ |
115)
|
= |
-128.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Esteban Torres East LA Performing Arts Magnet
|
-128 |
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 |
11 |
26408 |
2536 |
- |
2628 |
= |
-92 |
* |
(74 |
/ |
74)
|
= |
-92.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Esteban Torres East LA Performing Arts Magnet
|
-92 |
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 |
11 |
26377 |
2542 |
- |
2628 |
= |
-86 |
* |
(61 |
/ |
61)
|
= |
-86.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Esteban Torres East LA Performing Arts Magnet
|
-86 |
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 |
11 |
26510 |
2518 |
- |
2628 |
= |
-110 |
* |
(105 |
/ |
105)
|
= |
-110.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Esteban Torres East LA Performing Arts Magnet
|
-110 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-118
|
-128
|
-92
|
-86
|
-110
|
-534.0 |
-106.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -55.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -157.8
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: