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 |
2983593 |
2554 |
- |
2628 |
= |
-74 |
* |
(64 |
/ |
64) |
= |
-74.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for East Nicolaus Joint Union High
|
-74 |
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 |
91269 |
2576 |
- |
2628 |
= |
-52 |
* |
(58 |
/ |
58) |
= |
-52.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for East Nicolaus Joint Union High
|
-52 |
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 |
94031 |
2561 |
- |
2628 |
= |
-67 |
* |
(77 |
/ |
77) |
= |
-67.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for East Nicolaus Joint Union High
|
-67 |
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 |
94244 |
2563 |
- |
2628 |
= |
-65 |
* |
(78 |
/ |
78) |
= |
-65.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for East Nicolaus Joint Union High
|
-65 |
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 |
94874 |
2565 |
- |
2628 |
= |
-63 |
* |
(79 |
/ |
79) |
= |
-63.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for East Nicolaus Joint Union High
|
-63 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-74
|
-52
|
-67
|
-65
|
-63
|
-321.0 |
-64.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -43.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -85.2
For the lines, you have the data necessary to plot the chart.