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 |
828163 |
2536 |
- |
2628 |
= |
-92 |
* |
(61 |
/ |
61)
|
= |
-92.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Engineering and Technology Academy at Esteban E. Torres High No. 3
|
-92 |
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 |
25943 |
2544 |
- |
2628 |
= |
-84 |
* |
(78 |
/ |
78)
|
= |
-84.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Engineering and Technology Academy at Esteban E. Torres High No. 3
|
-84 |
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 |
26424 |
2537 |
- |
2628 |
= |
-91 |
* |
(68 |
/ |
68)
|
= |
-91.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Engineering and Technology Academy at Esteban E. Torres High No. 3
|
-91 |
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 |
26393 |
2544 |
- |
2628 |
= |
-84 |
* |
(62 |
/ |
62)
|
= |
-84.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Engineering and Technology Academy at Esteban E. Torres High No. 3
|
-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 |
26526 |
2519 |
- |
2628 |
= |
-109 |
* |
(74 |
/ |
74)
|
= |
-109.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Engineering and Technology Academy at Esteban E. Torres High No. 3
|
-109 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-92
|
-84
|
-91
|
-84
|
-109
|
-460.0 |
-92.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -62.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -122.0
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: