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 |
346167 |
2565 |
- |
2628 |
= |
-63 |
* |
(280 |
/ |
280) |
= |
-63.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Kingsburg Joint Union High
|
-63 |
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 |
10325 |
2566 |
- |
2628 |
= |
-62 |
* |
(275 |
/ |
275) |
= |
-62.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Kingsburg Joint Union High
|
-62 |
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 |
10653 |
2585 |
- |
2628 |
= |
-43 |
* |
(318 |
/ |
318) |
= |
-43.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Kingsburg Joint Union High
|
-43 |
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 |
10666 |
2568 |
- |
2628 |
= |
-60 |
* |
(286 |
/ |
286) |
= |
-60.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Kingsburg Joint Union High
|
-60 |
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 |
10737 |
2594 |
- |
2628 |
= |
-34 |
* |
(273 |
/ |
273) |
= |
-34.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Kingsburg Joint Union High
|
-34 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-63
|
-62
|
-43
|
-60
|
-34
|
-262.0 |
-52.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -13.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -91.4
For the lines, you have the data necessary to plot the chart.