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 |
1341709 |
0 |
- |
2436 |
= |
|
* |
(5 |
/ |
53) |
= |
|
4 |
1341710 |
2418 |
- |
2485 |
= |
-67 |
* |
(13 |
/ |
53) |
= |
-16.43396221 |
5 |
1341713 |
0 |
- |
2528 |
= |
|
* |
(8 |
/ |
53) |
= |
|
6 |
1341714 |
0 |
- |
2552 |
= |
|
* |
(9 |
/ |
53) |
= |
|
7 |
1341717 |
0 |
- |
2567 |
= |
|
* |
(10 |
/ |
53) |
= |
|
8 |
1341718 |
0 |
- |
2586 |
= |
|
* |
(8 |
/ |
53) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Bradley Union Elementary
|
-16 |
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 |
42190 |
2454 |
- |
2436 |
= |
18 |
* |
(11 |
/ |
55) |
= |
3.6 |
4 |
42193 |
0 |
- |
2485 |
= |
|
* |
(5 |
/ |
55) |
= |
|
5 |
42194 |
2431 |
- |
2528 |
= |
-97 |
* |
(12 |
/ |
55) |
= |
-21.16363635 |
6 |
42196 |
0 |
- |
2552 |
= |
|
* |
(8 |
/ |
55) |
= |
|
7 |
42198 |
0 |
- |
2567 |
= |
|
* |
(9 |
/ |
55) |
= |
|
8 |
42201 |
0 |
- |
2586 |
= |
|
* |
(10 |
/ |
55) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Bradley Union Elementary
|
-18 |
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 |
43232 |
0 |
- |
2436 |
= |
|
* |
(0 |
/ |
51) |
= |
|
4 |
43233 |
2502 |
- |
2485 |
= |
17 |
* |
(11 |
/ |
51) |
= |
3.66666666 |
5 |
43236 |
0 |
- |
2528 |
= |
|
* |
(0 |
/ |
51) |
= |
|
6 |
43238 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
51) |
= |
|
7 |
43240 |
0 |
- |
2567 |
= |
|
* |
(0 |
/ |
51) |
= |
|
8 |
43242 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
51) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Bradley Union Elementary
|
4 |
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 |
43239 |
2418 |
- |
2436 |
= |
-18 |
* |
(11 |
/ |
53) |
= |
-3.73584904 |
4 |
43240 |
0 |
- |
2485 |
= |
|
* |
(0 |
/ |
53) |
= |
|
5 |
43243 |
2478 |
- |
2528 |
= |
-50 |
* |
(11 |
/ |
53) |
= |
-10.37735845 |
6 |
43244 |
0 |
- |
2552 |
= |
|
* |
(0 |
/ |
53) |
= |
|
7 |
43247 |
0 |
- |
2567 |
= |
|
* |
(0 |
/ |
53) |
= |
|
8 |
43248 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
53) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Bradley Union Elementary
|
-14 |
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 |
43364 |
0 |
- |
2436 |
= |
|
* |
(6 |
/ |
51) |
= |
|
4 |
43365 |
0 |
- |
2485 |
= |
|
* |
(10 |
/ |
51) |
= |
|
5 |
43366 |
2449 |
- |
2528 |
= |
-79 |
* |
(11 |
/ |
51) |
= |
-17.03921565 |
6 |
43367 |
0 |
- |
2552 |
= |
|
* |
(10 |
/ |
51) |
= |
|
7 |
43368 |
0 |
- |
2567 |
= |
|
* |
(5 |
/ |
51) |
= |
|
8 |
43369 |
0 |
- |
2586 |
= |
|
* |
(9 |
/ |
51) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Bradley Union Elementary
|
-17 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
-16
|
-18
|
4
|
-14
|
-17
|
-61.0 |
-12.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 14.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -39.2
For the lines, you have the data necessary to plot the chart.