George Visual and Performing Arts Magnet and Middle (Data source)
Source data for George Visual and Performing Arts Magnet and Middle
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 | 1932956 | 2407 | - | 2436 | = | -29 | * | (84 | / | 403) | = | -6.044665 | ||
| 4 | 1932957 | 2435 | - | 2485 | = | -50 | * | (83 | / | 403) | = | -10.2977667 | ||
| 5 | 1932960 | 2446 | - | 2528 | = | -82 | * | (58 | / | 403) | = | -11.80148879 | ||
| 6 | 1932961 | 2493 | - | 2552 | = | -59 | * | (60 | / | 403) | = | -8.78411907 | ||
| 7 | 1932964 | 2488 | - | 2567 | = | -79 | * | (59 | / | 403) | = | -11.56575682 | ||
| 8 | 1932965 | 2532 | - | 2586 | = | -54 | * | (59 | / | 403) | = | -7.90570719 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for George Visual and Performing Arts Magnet and Middle | -56 | ||||||||||||
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 | 59559 | 2391 | - | 2436 | = | -45 | * | (81 | / | 436) | = | -8.36009172 | ||
| 4 | 59560 | 2441 | - | 2485 | = | -44 | * | (89 | / | 436) | = | -8.98165136 | ||
| 5 | 59562 | 2470 | - | 2528 | = | -58 | * | (89 | / | 436) | = | -11.83944952 | ||
| 6 | 59565 | 2495 | - | 2552 | = | -57 | * | (57 | / | 436) | = | -7.45183481 | ||
| 7 | 59566 | 2510 | - | 2567 | = | -57 | * | (60 | / | 436) | = | -7.84403665 | ||
| 8 | 59569 | 2487 | - | 2586 | = | -99 | * | (60 | / | 436) | = | -13.62385312 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for George Visual and Performing Arts Magnet and Middle | -58 | ||||||||||||
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 | 61302 | 2416 | - | 2436 | = | -20 | * | (78 | / | 466) | = | -3.34763948 | ||
| 4 | 61303 | 2432 | - | 2485 | = | -53 | * | (90 | / | 466) | = | -10.23605149 | ||
| 5 | 61306 | 2459 | - | 2528 | = | -69 | * | (88 | / | 466) | = | -13.03004287 | ||
| 6 | 61307 | 2499 | - | 2552 | = | -53 | * | (90 | / | 466) | = | -10.23605149 | ||
| 7 | 61309 | 2497 | - | 2567 | = | -70 | * | (60 | / | 466) | = | -9.01287548 | ||
| 8 | 61312 | 2505 | - | 2586 | = | -81 | * | (60 | / | 466) | = | -10.42918448 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for George Visual and Performing Arts Magnet and Middle | -56 | ||||||||||||
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 | 61415 | 2428 | - | 2436 | = | -8 | * | (75 | / | 486) | = | -1.2345679 | ||
| 4 | 61416 | 2443 | - | 2485 | = | -42 | * | (89 | / | 486) | = | -7.69135802 | ||
| 5 | 61419 | 2461 | - | 2528 | = | -67 | * | (87 | / | 486) | = | -11.99382712 | ||
| 6 | 61420 | 2501 | - | 2552 | = | -51 | * | (89 | / | 486) | = | -9.33950617 | ||
| 7 | 61423 | 2523 | - | 2567 | = | -44 | * | (86 | / | 486) | = | -7.78600821 | ||
| 8 | 61424 | 2555 | - | 2586 | = | -31 | * | (60 | / | 486) | = | -3.82716049 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for George Visual and Performing Arts Magnet and Middle | -42 | ||||||||||||
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 | 61674 | 2447 | - | 2436 | = | 11 | * | (72 | / | 510) | = | 1.55294117 | ||
| 4 | 61675 | 2457 | - | 2485 | = | -28 | * | (87 | / | 510) | = | -4.77647058 | ||
| 5 | 61676 | 2472 | - | 2528 | = | -56 | * | (90 | / | 510) | = | -9.88235293 | ||
| 6 | 61677 | 2501 | - | 2552 | = | -51 | * | (89 | / | 510) | = | -8.89999995 | ||
| 7 | 61678 | 2543 | - | 2567 | = | -24 | * | (89 | / | 510) | = | -4.18823527 | ||
| 8 | 61679 | 2558 | - | 2586 | = | -28 | * | (83 | / | 510) | = | -4.55686274 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for George Visual and Performing Arts Magnet and Middle | -31 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -56 | -58 | -56 | -42 | -31 | -243.0 | -48.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -15.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -81.6
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Percent | 90% | 89% | 54% | 78% | 79% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Adelanto Elementary school district | County of San Bernardino
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
George Visual and Performing Arts Magnet and Middle math proficiency
Zero+ meets standard.
78% less $meal
79% less $meal
52% less $meal
74% less $meal
72% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.