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 |
836438 |
2532 |
- |
2628 |
= |
-96 |
* |
(90 |
/ |
90)
|
= |
-96.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Public Service Community at Diego Rivera Learning Complex
|
-96 |
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 |
26233 |
2536 |
- |
2628 |
= |
-92 |
* |
(75 |
/ |
75)
|
= |
-92.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Public Service Community at Diego Rivera Learning Complex
|
-92 |
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 |
26718 |
2533 |
- |
2628 |
= |
-95 |
* |
(123 |
/ |
123)
|
= |
-95.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Public Service Community at Diego Rivera Learning Complex
|
-95 |
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 |
26688 |
2544 |
- |
2628 |
= |
-84 |
* |
(127 |
/ |
127)
|
= |
-84.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Public Service Community at Diego Rivera Learning Complex
|
-84 |
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 |
26810 |
2543 |
- |
2628 |
= |
-85 |
* |
(100 |
/ |
100)
|
= |
-85.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Public Service Community at Diego Rivera Learning Complex
|
-85 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-96
|
-92
|
-95
|
-84
|
-85
|
-452.0 |
-90.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -75.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -105.4
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: