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 |
3 |
1317051 |
2422 |
- |
2436 |
= |
-14 |
* |
(12 |
/ |
60) |
= |
-2.8 |
4 |
1317054 |
0 |
- |
2485 |
= |
|
* |
(7 |
/ |
60) |
= |
|
5 |
1317055 |
0 |
- |
2528 |
= |
|
* |
(10 |
/ |
60) |
= |
|
6 |
1317058 |
0 |
- |
2552 |
= |
|
* |
(5 |
/ |
60) |
= |
|
7 |
1317059 |
2492 |
- |
2567 |
= |
-75 |
* |
(16 |
/ |
60) |
= |
-19.99999995 |
8 |
1317062 |
0 |
- |
2586 |
= |
|
* |
(10 |
/ |
60) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Snelling-Merced Falls Union Elementary
|
-23 |
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 |
3 |
41331 |
2401 |
- |
2436 |
= |
-35 |
* |
(12 |
/ |
53) |
= |
-7.92452829 |
4 |
41333 |
0 |
- |
2485 |
= |
|
* |
(9 |
/ |
53) |
= |
|
5 |
41335 |
0 |
- |
2528 |
= |
|
* |
(7 |
/ |
53) |
= |
|
6 |
41336 |
0 |
- |
2552 |
= |
|
* |
(5 |
/ |
53) |
= |
|
7 |
41338 |
0 |
- |
2567 |
= |
|
* |
(7 |
/ |
53) |
= |
|
8 |
41340 |
2530 |
- |
2586 |
= |
-56 |
* |
(13 |
/ |
53) |
= |
-13.73584901 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Snelling-Merced Falls Union Elementary
|
-22 |
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 |
3 |
42349 |
2439 |
- |
2436 |
= |
3 |
* |
(11 |
/ |
49) |
= |
0.67346939 |
4 |
42352 |
2431 |
- |
2485 |
= |
-54 |
* |
(11 |
/ |
49) |
= |
-12.12244893 |
5 |
42353 |
0 |
- |
2528 |
= |
|
* |
(0 |
/ |
49) |
= |
|
6 |
42356 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
49) |
= |
|
7 |
42358 |
0 |
- |
2567 |
= |
|
* |
(0 |
/ |
49) |
= |
|
8 |
42359 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
49) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Snelling-Merced Falls Union Elementary
|
-11 |
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 |
3 |
42362 |
0 |
- |
2436 |
= |
|
* |
(0 |
/ |
53) |
= |
|
4 |
42365 |
0 |
- |
2485 |
= |
|
* |
(0 |
/ |
53) |
= |
|
5 |
42366 |
2453 |
- |
2528 |
= |
-75 |
* |
(14 |
/ |
53) |
= |
-19.81132073 |
6 |
42369 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
53) |
= |
|
7 |
42370 |
0 |
- |
2567 |
= |
|
* |
(0 |
/ |
53) |
= |
|
8 |
42373 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
53) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Snelling-Merced Falls Union Elementary
|
-20 |
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 |
3 |
42505 |
0 |
- |
2436 |
= |
|
* |
(7 |
/ |
47) |
= |
|
4 |
42506 |
0 |
- |
2485 |
= |
|
* |
(6 |
/ |
47) |
= |
|
5 |
42507 |
0 |
- |
2528 |
= |
|
* |
(10 |
/ |
47) |
= |
|
6 |
42508 |
2495 |
- |
2552 |
= |
-57 |
* |
(11 |
/ |
47) |
= |
-13.34042552 |
7 |
42509 |
0 |
- |
2567 |
= |
|
* |
(6 |
/ |
47) |
= |
|
8 |
42510 |
0 |
- |
2586 |
= |
|
* |
(7 |
/ |
47) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Snelling-Merced Falls Union Elementary
|
-13 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-23
|
-22
|
-11
|
-20
|
-13
|
-89.0 |
-17.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -2.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -32.8
For the lines, you have the data necessary to plot the chart.