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 |
13312 |
2454 |
- |
2436 |
= |
18 |
* |
(264 |
/ |
1936) |
= |
2.45454545 |
4 |
13313 |
2517 |
- |
2485 |
= |
32 |
* |
(286 |
/ |
1936) |
= |
4.7272727 |
5 |
13316 |
2572 |
- |
2528 |
= |
44 |
* |
(298 |
/ |
1936) |
= |
6.77272724 |
6 |
13317 |
2583 |
- |
2552 |
= |
31 |
* |
(290 |
/ |
1936) |
= |
4.64359503 |
7 |
13320 |
2617 |
- |
2567 |
= |
50 |
* |
(265 |
/ |
1936) |
= |
6.84400825 |
8 |
13321 |
2617 |
- |
2586 |
= |
31 |
* |
(296 |
/ |
1936) |
= |
4.73966939 |
11 |
13324 |
2666 |
- |
2628 |
= |
38 |
* |
(237 |
/ |
1936) |
= |
4.65185949 |
Step 4 |
SUM Weighted Distance From Standard to get
2015 Difference From Standard for Albany City Unified
|
35 |
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 |
366 |
2479 |
- |
2436 |
= |
43 |
* |
(280 |
/ |
1935) |
= |
6.22222221 |
4 |
368 |
2524 |
- |
2485 |
= |
39 |
* |
(255 |
/ |
1935) |
= |
5.13953486 |
5 |
369 |
2565 |
- |
2528 |
= |
37 |
* |
(270 |
/ |
1935) |
= |
5.16279067 |
6 |
372 |
2594 |
- |
2552 |
= |
42 |
* |
(313 |
/ |
1935) |
= |
6.79379841 |
7 |
373 |
2623 |
- |
2567 |
= |
56 |
* |
(290 |
/ |
1935) |
= |
8.39276486 |
8 |
376 |
2640 |
- |
2586 |
= |
54 |
* |
(252 |
/ |
1935) |
= |
7.03255813 |
11 |
378 |
2697 |
- |
2628 |
= |
69 |
* |
(275 |
/ |
1935) |
= |
9.80620155 |
Step 4 |
SUM Weighted Distance From Standard to get
2016 Difference From Standard for Albany City Unified
|
49 |
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 |
379 |
2486 |
- |
2436 |
= |
50 |
* |
(268 |
/ |
1946) |
= |
6.8859198 |
4 |
382 |
2538 |
- |
2485 |
= |
53 |
* |
(283 |
/ |
1946) |
= |
7.7076053 |
5 |
383 |
2554 |
- |
2528 |
= |
26 |
* |
(255 |
/ |
1946) |
= |
3.40698868 |
6 |
386 |
2582 |
- |
2552 |
= |
30 |
* |
(289 |
/ |
1946) |
= |
4.45529289 |
7 |
387 |
2626 |
- |
2567 |
= |
59 |
* |
(314 |
/ |
1946) |
= |
9.52004105 |
8 |
389 |
2643 |
- |
2586 |
= |
57 |
* |
(284 |
/ |
1946) |
= |
8.31860223 |
11 |
391 |
2690 |
- |
2628 |
= |
62 |
* |
(253 |
/ |
1946) |
= |
8.06063717 |
Step 4 |
SUM Weighted Distance From Standard to get
2017 Difference From Standard for Albany City Unified
|
48 |
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 |
402 |
2486 |
- |
2436 |
= |
50 |
* |
(255 |
/ |
1943) |
= |
6.56201745 |
4 |
403 |
2536 |
- |
2485 |
= |
51 |
* |
(266 |
/ |
1943) |
= |
6.9819866 |
5 |
406 |
2568 |
- |
2528 |
= |
40 |
* |
(283 |
/ |
1943) |
= |
5.8260422 |
6 |
407 |
2570 |
- |
2552 |
= |
18 |
* |
(260 |
/ |
1943) |
= |
2.40864642 |
7 |
410 |
2604 |
- |
2567 |
= |
37 |
* |
(284 |
/ |
1943) |
= |
5.40813175 |
8 |
411 |
2637 |
- |
2586 |
= |
51 |
* |
(315 |
/ |
1943) |
= |
8.26814203 |
11 |
414 |
2667 |
- |
2628 |
= |
39 |
* |
(280 |
/ |
1943) |
= |
5.62017495 |
Step 4 |
SUM Weighted Distance From Standard to get
2018 Difference From Standard for Albany City Unified
|
41 |
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 |
435 |
2490 |
- |
2436 |
= |
54 |
* |
(249 |
/ |
1794) |
= |
7.49498324 |
4 |
436 |
2529 |
- |
2485 |
= |
44 |
* |
(249 |
/ |
1794) |
= |
6.10702338 |
5 |
437 |
2574 |
- |
2528 |
= |
46 |
* |
(270 |
/ |
1794) |
= |
6.92307691 |
6 |
438 |
2594 |
- |
2552 |
= |
42 |
* |
(280 |
/ |
1794) |
= |
6.55518394 |
7 |
439 |
2605 |
- |
2567 |
= |
38 |
* |
(260 |
/ |
1794) |
= |
5.50724637 |
8 |
440 |
2631 |
- |
2586 |
= |
45 |
* |
(273 |
/ |
1794) |
= |
6.84782609 |
11 |
441 |
2683 |
- |
2628 |
= |
55 |
* |
(213 |
/ |
1794) |
= |
6.53010028 |
Step 4 |
SUM Weighted Distance From Standard to get
2019 Difference From Standard for Albany City Unified
|
46 |
Last steps
Compute the average
2015 |
2016 |
2017 |
2018 |
2019 |
Sum |
Average |
35
|
49
|
48
|
41
|
46
|
219.0 |
43.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 58.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 28.8
For the lines, you have the data necessary to plot the chart.