Oakley Elementary (Data source)
Source data for Oakley 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 | 220541 | 2370 | - | 2436 | = | -66 | * | (57 | / | 212) | = | -17.74528298 | ||
| 4 | 220542 | 2401 | - | 2485 | = | -84 | * | (79 | / | 212) | = | -31.30188676 | ||
| 5 | 220545 | 2426 | - | 2528 | = | -102 | * | (76 | / | 212) | = | -36.56603773 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Oakley Elementary | -86 | ||||||||||||
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 | 6484 | 2377 | - | 2436 | = | -59 | * | (74 | / | 211) | = | -20.6919431 | ||
| 4 | 6486 | 2408 | - | 2485 | = | -77 | * | (63 | / | 211) | = | -22.99052132 | ||
| 5 | 6487 | 2422 | - | 2528 | = | -106 | * | (74 | / | 211) | = | -37.1753554 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Oakley Elementary | -81 | ||||||||||||
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 | 6664 | 2388 | - | 2436 | = | -48 | * | (66 | / | 210) | = | -15.08571427 | ||
| 4 | 6665 | 2409 | - | 2485 | = | -76 | * | (74 | / | 210) | = | -26.78095235 | ||
| 5 | 6668 | 2409 | - | 2528 | = | -119 | * | (70 | / | 210) | = | -39.66666663 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Oakley 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 | 6672 | 2363 | - | 2436 | = | -73 | * | (56 | / | 197) | = | -20.75126901 | ||
| 4 | 6674 | 2411 | - | 2485 | = | -74 | * | (63 | / | 197) | = | -23.6649746 | ||
| 5 | 6676 | 2419 | - | 2528 | = | -109 | * | (78 | / | 197) | = | -43.15736037 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Oakley Elementary | -88 | ||||||||||||
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 | 6721 | 2369 | - | 2436 | = | -67 | * | (70 | / | 192) | = | -24.42708331 | ||
| 4 | 6722 | 2409 | - | 2485 | = | -76 | * | (58 | / | 192) | = | -22.95833331 | ||
| 5 | 6723 | 2443 | - | 2528 | = | -85 | * | (64 | / | 192) | = | -28.33333331 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Oakley Elementary | -76 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -86 | -81 | -82 | -88 | -76 | -413.0 | -82.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -70.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -94.6
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 | 72% | 73% | 69% | 71% | 68% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Oakley Union Elementary school district | County of Contra Costa
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.
Oakley Elementary math proficiency
Zero+ meets standard.
62% less $meal
63% less $meal
60% less $meal
63% less $meal
62% 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 Oakley Union Elementary (7)
| Almond Grove Elementary | Gehringer Elementary | Iron House Elementary |
| Laurel Elementary | Oakley Elementary | Summer Lake Elementary |
| Vintage Parkway Elementary |