Blue Oak Elementary (Data source)
Source data for Blue Oak 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 | 270318 | 2428 | - | 2436 | = | -8 | * | (88 | / | 294) | = | -2.39455782 | ||
| 4 | 270321 | 2482 | - | 2485 | = | -3 | * | (90 | / | 294) | = | -0.91836734 | ||
| 5 | 270322 | 2479 | - | 2528 | = | -49 | * | (116 | / | 294) | = | -19.33333333 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Blue Oak Elementary | -23 | ||||||||||||
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 | 7958 | 2465 | - | 2436 | = | 29 | * | (76 | / | 251) | = | 8.78087648 | ||
| 4 | 7959 | 2450 | - | 2485 | = | -35 | * | (86 | / | 251) | = | -11.99203187 | ||
| 5 | 7961 | 2512 | - | 2528 | = | -16 | * | (89 | / | 251) | = | -5.67330677 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Blue Oak Elementary | -9 | ||||||||||||
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 | 8230 | 2429 | - | 2436 | = | -7 | * | (57 | / | 228) | = | -1.75 | ||
| 4 | 8232 | 2489 | - | 2485 | = | 4 | * | (82 | / | 228) | = | 1.43859649 | ||
| 5 | 8233 | 2484 | - | 2528 | = | -44 | * | (89 | / | 228) | = | -17.17543859 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Blue Oak Elementary | -17 | ||||||||||||
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 | 8266 | 2447 | - | 2436 | = | 11 | * | (78 | / | 223) | = | 3.84753362 | ||
| 4 | 8267 | 2471 | - | 2485 | = | -14 | * | (59 | / | 223) | = | -3.70403587 | ||
| 5 | 8270 | 2527 | - | 2528 | = | -1 | * | (86 | / | 223) | = | -0.38565022 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Blue Oak Elementary | 0 | ||||||||||||
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 | 8317 | 2445 | - | 2436 | = | 9 | * | (79 | / | 220) | = | 3.23181818 | ||
| 4 | 8318 | 2504 | - | 2485 | = | 19 | * | (83 | / | 220) | = | 7.16818181 | ||
| 5 | 8319 | 2512 | - | 2528 | = | -16 | * | (58 | / | 220) | = | -4.21818181 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Blue Oak Elementary | 6 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -23 | -9 | -17 | 0 | 6 | -43.0 | -8.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 25.25
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -46.75
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 | 22% | 26% | 22% | 25% | 21% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Buckeye Union Elementary school district | County of El Dorado
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.
Blue Oak Elementary math proficiency
Zero+ meets standard.
18% less $meal
20% less $meal
18% less $meal
22% 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 Buckeye Union Elementary (5)
| Blue Oak Elementary | Buckeye Elementary | Oak Meadow Elementary |
| Silva Valley Elementary | William Brooks Elementary |