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 |
1591584 |
0 |
- |
2436 |
= |
|
* |
(9 |
/ |
59) |
= |
|
4 |
1591585 |
2468 |
- |
2485 |
= |
-17 |
* |
(11 |
/ |
59) |
= |
-3.16949151 |
5 |
1591588 |
0 |
- |
2528 |
= |
|
* |
(8 |
/ |
59) |
= |
|
6 |
1591589 |
0 |
- |
2552 |
= |
|
* |
(10 |
/ |
59) |
= |
|
7 |
1591592 |
2585 |
- |
2567 |
= |
18 |
* |
(12 |
/ |
59) |
= |
3.66101694 |
8 |
1591593 |
0 |
- |
2586 |
= |
|
* |
(9 |
/ |
59) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Alta-Dutch Flat Union Elementary
|
0 |
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 |
49792 |
2496 |
- |
2436 |
= |
60 |
* |
(12 |
/ |
66) |
= |
10.90909086 |
4 |
49795 |
2510 |
- |
2485 |
= |
25 |
* |
(11 |
/ |
66) |
= |
4.16666665 |
5 |
49796 |
2491 |
- |
2528 |
= |
-37 |
* |
(15 |
/ |
66) |
= |
-8.4090909 |
6 |
49799 |
0 |
- |
2552 |
= |
|
* |
(8 |
/ |
66) |
= |
|
7 |
49800 |
0 |
- |
2567 |
= |
|
* |
(10 |
/ |
66) |
= |
|
8 |
49803 |
0 |
- |
2586 |
= |
|
* |
(10 |
/ |
66) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Alta-Dutch Flat Union Elementary
|
7 |
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 |
51185 |
2469 |
- |
2436 |
= |
33 |
* |
(14 |
/ |
73) |
= |
6.32876709 |
4 |
51186 |
2530 |
- |
2485 |
= |
45 |
* |
(12 |
/ |
73) |
= |
7.39726025 |
5 |
51189 |
2503 |
- |
2528 |
= |
-25 |
* |
(13 |
/ |
73) |
= |
-4.45205478 |
6 |
51190 |
2503 |
- |
2552 |
= |
-49 |
* |
(15 |
/ |
73) |
= |
-10.06849315 |
7 |
51192 |
0 |
- |
2567 |
= |
|
* |
(0 |
/ |
73) |
= |
|
8 |
51195 |
2638 |
- |
2586 |
= |
52 |
* |
(11 |
/ |
73) |
= |
7.83561641 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Alta-Dutch Flat Union Elementary
|
7 |
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 |
51213 |
0 |
- |
2436 |
= |
|
* |
(0 |
/ |
71) |
= |
|
4 |
51214 |
2516 |
- |
2485 |
= |
31 |
* |
(12 |
/ |
71) |
= |
5.2394366 |
5 |
51217 |
2486 |
- |
2528 |
= |
-42 |
* |
(12 |
/ |
71) |
= |
-7.09859153 |
6 |
51218 |
2480 |
- |
2552 |
= |
-72 |
* |
(12 |
/ |
71) |
= |
-12.16901405 |
7 |
51221 |
2562 |
- |
2567 |
= |
-5 |
* |
(18 |
/ |
71) |
= |
-1.26760563 |
8 |
51222 |
0 |
- |
2586 |
= |
|
* |
(0 |
/ |
71) |
= |
|
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Alta-Dutch Flat Union Elementary
|
-15 |
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 |
51422 |
0 |
- |
2436 |
= |
|
* |
(8 |
/ |
60) |
= |
|
4 |
51423 |
0 |
- |
2485 |
= |
|
* |
(9 |
/ |
60) |
= |
|
5 |
51424 |
0 |
- |
2528 |
= |
|
* |
(10 |
/ |
60) |
= |
|
6 |
51425 |
0 |
- |
2552 |
= |
|
* |
(10 |
/ |
60) |
= |
|
7 |
51426 |
0 |
- |
2567 |
= |
|
* |
(8 |
/ |
60) |
= |
|
8 |
51427 |
2557 |
- |
2586 |
= |
-29 |
* |
(15 |
/ |
60) |
= |
-7.25 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Alta-Dutch Flat Union Elementary
|
-7 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
0
|
7
|
7
|
-15
|
-7
|
-8.0 |
-1.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 28.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -32.0
For the lines, you have the data necessary to plot the chart.