Antelope Elementary (Data source)
Source data for Antelope 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 | 734296 | 2426 | - | 2436 | = | -10 | * | (47 | / | 227) | = | -2.07048458 | ||
| 4 | 734297 | 2418 | - | 2485 | = | -67 | * | (52 | / | 227) | = | -15.34801756 | ||
| 5 | 734300 | 2451 | - | 2528 | = | -77 | * | (42 | / | 227) | = | -14.246696 | ||
| 6 | 734301 | 2484 | - | 2552 | = | -68 | * | (27 | / | 227) | = | -8.08810571 | ||
| 7 | 734304 | 2513 | - | 2567 | = | -54 | * | (32 | / | 227) | = | -7.61233475 | ||
| 8 | 734305 | 2475 | - | 2586 | = | -111 | * | (27 | / | 227) | = | -13.20264314 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Antelope Elementary | -61 | ||||||||||||
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 | 23121 | 2408 | - | 2436 | = | -28 | * | (56 | / | 256) | = | -6.125 | ||
| 4 | 23123 | 2447 | - | 2485 | = | -38 | * | (54 | / | 256) | = | -8.015625 | ||
| 5 | 23125 | 2417 | - | 2528 | = | -111 | * | (48 | / | 256) | = | -20.8125 | ||
| 6 | 23127 | 2491 | - | 2552 | = | -61 | * | (32 | / | 256) | = | -7.625 | ||
| 7 | 23129 | 2463 | - | 2567 | = | -104 | * | (33 | / | 256) | = | -13.40625 | ||
| 8 | 23130 | 2516 | - | 2586 | = | -70 | * | (33 | / | 256) | = | -9.0234375 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Antelope Elementary | -65 | ||||||||||||
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 | 23571 | 2393 | - | 2436 | = | -43 | * | (35 | / | 238) | = | -6.32352939 | ||
| 4 | 23573 | 2438 | - | 2485 | = | -47 | * | (52 | / | 238) | = | -10.26890752 | ||
| 5 | 23574 | 2442 | - | 2528 | = | -86 | * | (44 | / | 238) | = | -15.89915961 | ||
| 6 | 23576 | 2462 | - | 2552 | = | -90 | * | (40 | / | 238) | = | -15.12605034 | ||
| 7 | 23578 | 2442 | - | 2567 | = | -125 | * | (32 | / | 238) | = | -16.80672263 | ||
| 8 | 23580 | 2464 | - | 2586 | = | -122 | * | (35 | / | 238) | = | -17.94117641 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Antelope Elementary | -82 | ||||||||||||
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 | 23591 | 2369 | - | 2436 | = | -67 | * | (44 | / | 207) | = | -14.24154586 | ||
| 4 | 23593 | 2427 | - | 2485 | = | -58 | * | (36 | / | 207) | = | -10.08695649 | ||
| 5 | 23595 | 2434 | - | 2528 | = | -94 | * | (33 | / | 207) | = | -14.98550717 | ||
| 6 | 23597 | 2461 | - | 2552 | = | -91 | * | (29 | / | 207) | = | -12.74879224 | ||
| 7 | 23599 | 2470 | - | 2567 | = | -97 | * | (33 | / | 207) | = | -15.46376803 | ||
| 8 | 23601 | 2459 | - | 2586 | = | -127 | * | (32 | / | 207) | = | -19.63285012 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Antelope Elementary | -87 | ||||||||||||
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 | 23765 | 2380 | - | 2436 | = | -56 | * | (47 | / | 216) | = | -12.18518515 | ||
| 4 | 23766 | 2431 | - | 2485 | = | -54 | * | (43 | / | 216) | = | -10.75 | ||
| 5 | 23767 | 2451 | - | 2528 | = | -77 | * | (33 | / | 216) | = | -11.76388883 | ||
| 6 | 23768 | 2449 | - | 2552 | = | -103 | * | (31 | / | 216) | = | -14.78240735 | ||
| 7 | 23769 | 2460 | - | 2567 | = | -107 | * | (33 | / | 216) | = | -16.34722214 | ||
| 8 | 23770 | 2456 | - | 2586 | = | -130 | * | (29 | / | 216) | = | -17.45370367 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Antelope Elementary | -83 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -61 | -65 | -82 | -87 | -83 | -378.0 | -75.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -42.6
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 | 86% | 91% | 92% | 83% | 90% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Keppel Union Elementary 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.
Antelope Elementary math proficiency
Zero+ meets standard.
83% less $meal
81% less $meal
87% less $meal
80% less $meal
90% 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.
Elementary School (Public) schools in Keppel Union Elementary (5)
| Alpine Elementary | Antelope Elementary | Daisy Gibson Elementary |
| Lake Los Angeles Elementary | Pearblossom Elementary |