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 |
272288 |
2625 |
- |
2628 |
= |
-3 |
* |
(1513 |
/ |
1513) |
= |
-3.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for El Dorado Union High
|
-3 |
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 |
8 |
8023 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
1583) |
= |
|
11 |
8025 |
2636 |
- |
2628 |
= |
8 |
* |
(1583 |
/ |
1583) |
= |
8.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for El Dorado Union High
|
8 |
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 |
8296 |
2628 |
- |
2628 |
= |
0 |
* |
(1517 |
/ |
1517) |
= |
0.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for El Dorado Union High
|
0 |
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 |
8332 |
2617 |
- |
2628 |
= |
-11 |
* |
(1496 |
/ |
1496) |
= |
-11.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for El Dorado Union High
|
-11 |
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 |
8379 |
2626 |
- |
2628 |
= |
-2 |
* |
(1510 |
/ |
1510) |
= |
-2.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for El Dorado Union High
|
-2 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-3
|
8
|
0
|
-11
|
-2
|
-8.0 |
-1.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 19.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -23.0
For the lines, you have the data necessary to plot the chart.