North Park Academy of the Arts (Data source)
Source data for North Park Academy of the Arts
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 |
||
| 6 | 698444 | 2473 | - | 2552 | = | -79 | * | (207 | / | 728) | = | -22.46291206 | ||
| 7 | 698447 | 2497 | - | 2567 | = | -70 | * | (258 | / | 728) | = | -24.80769228 | ||
| 8 | 698448 | 2492 | - | 2586 | = | -94 | * | (263 | / | 728) | = | -33.95879118 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for North Park Academy of the Arts | -81 | ||||||||||||
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 |
||
| 6 | 22085 | 2469 | - | 2552 | = | -83 | * | (232 | / | 697) | = | -27.62697272 | ||
| 7 | 22087 | 2488 | - | 2567 | = | -79 | * | (209 | / | 697) | = | -23.68866563 | ||
| 8 | 22088 | 2507 | - | 2586 | = | -79 | * | (256 | / | 697) | = | -29.01578186 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for North Park Academy of the Arts | -80 | ||||||||||||
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 |
||
| 6 | 22505 | 2465 | - | 2552 | = | -87 | * | (230 | / | 659) | = | -30.36418816 | ||
| 7 | 22507 | 2484 | - | 2567 | = | -83 | * | (228 | / | 659) | = | -28.71623667 | ||
| 8 | 22510 | 2493 | - | 2586 | = | -93 | * | (201 | / | 659) | = | -28.36570559 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for North Park Academy of the Arts | -87 | ||||||||||||
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 |
||
| 6 | 22494 | 2456 | - | 2552 | = | -96 | * | (215 | / | 665) | = | -31.03759392 | ||
| 7 | 22497 | 2483 | - | 2567 | = | -84 | * | (220 | / | 665) | = | -27.78947363 | ||
| 8 | 22498 | 2480 | - | 2586 | = | -106 | * | (230 | / | 665) | = | -36.66165407 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for North Park Academy of the Arts | -95 | ||||||||||||
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 |
||
| 6 | 22678 | 2467 | - | 2552 | = | -85 | * | (213 | / | 650) | = | -27.8538461 | ||
| 7 | 22679 | 2477 | - | 2567 | = | -90 | * | (213 | / | 650) | = | -29.49230763 | ||
| 8 | 22680 | 2476 | - | 2586 | = | -110 | * | (224 | / | 650) | = | -37.90769224 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for North Park Academy of the Arts | -95 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -81 | -80 | -87 | -95 | -95 | -438.0 | -87.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -66.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -108.6
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 | 88% | 77% | 72% | 74% | 77% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
El Rancho 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.
North Park Academy of the Arts math proficiency
Zero+ meets standard.
73% less $meal
67% less $meal
62% less $meal
68% less $meal
68% 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.
Intermediate/Middle Schools (Public) schools in El Rancho Unified (3)
| North Park Academy of the Arts | Rivera Middle | STEAM Academy @ Burke |