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 |
836531 |
2544 |
- |
2628 |
= |
-84 |
* |
(100 |
/ |
100)
|
= |
-84.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Communication and Technology at Diego Rivera Learning Complex
|
-84 |
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 |
26236 |
2517 |
- |
2628 |
= |
-111 |
* |
(115 |
/ |
115)
|
= |
-111.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Communication and Technology at Diego Rivera Learning Complex
|
-111 |
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 |
26722 |
2507 |
- |
2628 |
= |
-121 |
* |
(108 |
/ |
108)
|
= |
-121.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Communication and Technology at Diego Rivera Learning Complex
|
-121 |
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 |
26693 |
2516 |
- |
2628 |
= |
-112 |
* |
(109 |
/ |
109)
|
= |
-112.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Communication and Technology at Diego Rivera Learning Complex
|
-112 |
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 |
26814 |
2514 |
- |
2628 |
= |
-114 |
* |
(93 |
/ |
93)
|
= |
-114.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Communication and Technology at Diego Rivera Learning Complex
|
-114 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-84
|
-111
|
-121
|
-112
|
-114
|
-542.0 |
-108.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -66.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -150.4
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: