Studebaker Elementary (Data source)
Source data for Studebaker 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 | 758693 | 2418 | - | 2436 | = | -18 | * | (87 | / | 267) | = | -5.86516853 | ||
| 4 | 758694 | 2453 | - | 2485 | = | -32 | * | (71 | / | 267) | = | -8.50936326 | ||
| 5 | 758697 | 2468 | - | 2528 | = | -60 | * | (109 | / | 267) | = | -24.494382 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Studebaker Elementary | -39 | ||||||||||||
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 | 23833 | 2443 | - | 2436 | = | 7 | * | (72 | / | 230) | = | 2.19130435 | ||
| 4 | 23835 | 2456 | - | 2485 | = | -29 | * | (88 | / | 230) | = | -11.09565216 | ||
| 5 | 23836 | 2489 | - | 2528 | = | -39 | * | (70 | / | 230) | = | -11.86956521 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Studebaker Elementary | -21 | ||||||||||||
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 | 24332 | 2466 | - | 2436 | = | 30 | * | (76 | / | 238) | = | 9.57983193 | ||
| 4 | 24334 | 2473 | - | 2485 | = | -12 | * | (73 | / | 238) | = | -3.68067227 | ||
| 5 | 24335 | 2477 | - | 2528 | = | -51 | * | (89 | / | 238) | = | -19.07142853 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Studebaker Elementary | -13 | ||||||||||||
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 | 24354 | 2450 | - | 2436 | = | 14 | * | (67 | / | 215) | = | 4.36279068 | ||
| 4 | 24356 | 2491 | - | 2485 | = | 6 | * | (74 | / | 215) | = | 2.06511628 | ||
| 5 | 24358 | 2491 | - | 2528 | = | -37 | * | (74 | / | 215) | = | -12.7348837 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Studebaker Elementary | -6 | ||||||||||||
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 | 24524 | 2460 | - | 2436 | = | 24 | * | (81 | / | 223) | = | 8.71748878 | ||
| 4 | 24525 | 2482 | - | 2485 | = | -3 | * | (67 | / | 223) | = | -0.90134529 | ||
| 5 | 24526 | 2509 | - | 2528 | = | -19 | * | (75 | / | 223) | = | -6.39013451 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Studebaker Elementary | 1 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -39 | -21 | -13 | -6 | 1 | -78.0 | -15.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 29.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -60.6
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 | 69% | 69% | 67% | 67% | 65% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Little Lake City Elementary school district County of Los Angeles
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Studebaker Elementary math proficiency
Zero+ meets standard.
50% less $meal
52% less $meal
51% less $meal
49% less $meal
50% 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 Little Lake City Elementary (7)
| Cresson Elementary | Jersey Avenue Elementary | Lakeland Elementary |
| Lakeview Elementary | Paddison Elementary | Studebaker Elementary |
| William W. Orr Elementary |