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 |
2660124 |
2727 |
- |
2628 |
= |
99 |
* |
(2269 |
/ |
2269) |
= |
99.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Fremont Union High
|
99 |
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 |
81085 |
2724 |
- |
2628 |
= |
96 |
* |
(2437 |
/ |
2437) |
= |
96.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Fremont Union High
|
96 |
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 |
83319 |
2716 |
- |
2628 |
= |
88 |
* |
(2609 |
/ |
2609) |
= |
88.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Fremont Union High
|
88 |
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 |
83546 |
2708 |
- |
2628 |
= |
80 |
* |
(2544 |
/ |
2544) |
= |
80.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Fremont Union High
|
80 |
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 |
84158 |
2721 |
- |
2628 |
= |
93 |
* |
(2533 |
/ |
2533) |
= |
93.0 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Fremont Union High
|
93 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
99
|
96
|
88
|
80
|
93
|
456.0 |
91.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 112.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 70.2
For the lines, you have the data necessary to plot the chart.