Allen at Steinbeck (Data source)
Source data for Allen at Steinbeck
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 | 2706838 | 2398 | - | 2436 | = | -38 | * | (93 | / | 455) | = | -7.76703295 | ||
| 4 | 2706841 | 2446 | - | 2485 | = | -39 | * | (95 | / | 455) | = | -8.14285711 | ||
| 5 | 2706842 | 2444 | - | 2528 | = | -84 | * | (106 | / | 455) | = | -19.56923069 | ||
| 6 | 2706845 | 2459 | - | 2552 | = | -93 | * | (57 | / | 455) | = | -11.65054943 | ||
| 7 | 2706846 | 2463 | - | 2567 | = | -104 | * | (60 | / | 455) | = | -13.71428562 | ||
| 8 | 2706849 | 2463 | - | 2586 | = | -123 | * | (44 | / | 455) | = | -11.89450541 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Allen at Steinbeck | -73 | ||||||||||||
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 | 82422 | 2376 | - | 2436 | = | -60 | * | (79 | / | 430) | = | -11.0232558 | ||
| 4 | 82425 | 2454 | - | 2485 | = | -31 | * | (94 | / | 430) | = | -6.77674418 | ||
| 5 | 82427 | 2482 | - | 2528 | = | -46 | * | (94 | / | 430) | = | -10.05581395 | ||
| 6 | 82428 | 2484 | - | 2552 | = | -68 | * | (52 | / | 430) | = | -8.22325578 | ||
| 7 | 82431 | 2488 | - | 2567 | = | -79 | * | (55 | / | 430) | = | -10.1046511 | ||
| 8 | 82433 | 2462 | - | 2586 | = | -124 | * | (56 | / | 430) | = | -16.14883719 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Allen at Steinbeck | -62 | ||||||||||||
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 | 84714 | 2393 | - | 2436 | = | -43 | * | (93 | / | 391) | = | -10.22762147 | ||
| 4 | 84716 | 2454 | - | 2485 | = | -31 | * | (74 | / | 391) | = | -5.86700767 | ||
| 5 | 84718 | 2448 | - | 2528 | = | -80 | * | (97 | / | 391) | = | -19.84654728 | ||
| 6 | 84721 | 2472 | - | 2552 | = | -80 | * | (24 | / | 391) | = | -4.91048592 | ||
| 7 | 84723 | 2505 | - | 2567 | = | -62 | * | (47 | / | 391) | = | -7.45268539 | ||
| 8 | 84724 | 2522 | - | 2586 | = | -64 | * | (56 | / | 391) | = | -9.16624038 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Allen at Steinbeck | -57 | ||||||||||||
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 | 84936 | 2421 | - | 2436 | = | -15 | * | (84 | / | 248) | = | -5.08064516 | ||
| 4 | 84939 | 2448 | - | 2485 | = | -37 | * | (88 | / | 248) | = | -13.12903223 | ||
| 5 | 84940 | 2475 | - | 2528 | = | -53 | * | (76 | / | 248) | = | -16.24193544 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Allen at Steinbeck | -34 | ||||||||||||
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 | 85530 | 2383 | - | 2436 | = | -53 | * | (80 | / | 257) | = | -16.49805444 | ||
| 4 | 85531 | 2430 | - | 2485 | = | -55 | * | (84 | / | 257) | = | -17.9766537 | ||
| 5 | 85532 | 2452 | - | 2528 | = | -76 | * | (93 | / | 257) | = | -27.5019455 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Allen at Steinbeck | -62 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -73 | -62 | -57 | -34 | -62 | -288.0 | -57.6 |
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: -99.6
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 | 55% | 60% | 63% | 67% | 64% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Jose Unified school district | County of Santa Clara
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.
Allen at Steinbeck math proficiency
Zero+ meets standard.
47% less $meal
50% less $meal
50% less $meal
58% less $meal
52% 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.