Palms Elementary (Data source)
Source data for Palms Elementary
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 | 607555 | 2398 | - | 2436 | = | -38 | * | (87 | / | 338) | = | -9.78106506 | ||
| 4 | 607556 | 2454 | - | 2485 | = | -31 | * | (80 | / | 338) | = | -7.33727809 | ||
| 5 | 607559 | 2485 | - | 2528 | = | -43 | * | (74 | / | 338) | = | -9.41420117 | ||
| 6 | 607560 | 2524 | - | 2552 | = | -28 | * | (97 | / | 338) | = | -8.03550294 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Palms Elementary | -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 | 19476 | 2401 | - | 2436 | = | -35 | * | (86 | / | 355) | = | -8.47887324 | ||
| 4 | 19477 | 2455 | - | 2485 | = | -30 | * | (94 | / | 355) | = | -7.94366196 | ||
| 5 | 19479 | 2489 | - | 2528 | = | -39 | * | (86 | / | 355) | = | -9.44788732 | ||
| 6 | 19481 | 2517 | - | 2552 | = | -35 | * | (89 | / | 355) | = | -8.77464788 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Palms Elementary | -35 | ||||||||||||
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 | 19770 | 2423 | - | 2436 | = | -13 | * | (107 | / | 401) | = | -3.46882792 | ||
| 4 | 19771 | 2462 | - | 2485 | = | -23 | * | (99 | / | 401) | = | -5.67830424 | ||
| 5 | 19773 | 2485 | - | 2528 | = | -43 | * | (94 | / | 401) | = | -10.0798005 | ||
| 6 | 19775 | 2503 | - | 2552 | = | -49 | * | (101 | / | 401) | = | -12.34164588 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Palms Elementary | -32 | ||||||||||||
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 | 19768 | 2430 | - | 2436 | = | -6 | * | (88 | / | 375) | = | -1.408 | ||
| 4 | 19770 | 2471 | - | 2485 | = | -14 | * | (92 | / | 375) | = | -3.43466666 | ||
| 5 | 19773 | 2474 | - | 2528 | = | -54 | * | (96 | / | 375) | = | -13.824 | ||
| 6 | 19774 | 2508 | - | 2552 | = | -44 | * | (99 | / | 375) | = | -11.616 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Palms Elementary | -30 | ||||||||||||
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 | 19953 | 2429 | - | 2436 | = | -7 | * | (95 | / | 378) | = | -1.75925926 | ||
| 4 | 19954 | 2472 | - | 2485 | = | -13 | * | (90 | / | 378) | = | -3.09523809 | ||
| 5 | 19955 | 2475 | - | 2528 | = | -53 | * | (94 | / | 378) | = | -13.17989414 | ||
| 6 | 19956 | 2505 | - | 2552 | = | -47 | * | (99 | / | 378) | = | -12.30952377 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Palms Elementary | -30 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -35 | -35 | -32 | -30 | -30 | -162.0 | -32.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -26.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -38.4
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 | 72% | 73% | 72% | 73% | 70% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
ABC Unified school district | County of Los Angeles
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.
Palms Elementary math proficiency
Zero+ meets standard.
56% less $meal
57% less $meal
55% less $meal
63% less $meal
60% 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.