Yerba Buena Elementary (Data source)
Source data for Yerba Buena 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 | 748557 | 2478 | - | 2436 | = | 42 | * | (65 | / | 200) | = | 13.65 | ||
| 4 | 748560 | 2507 | - | 2485 | = | 22 | * | (64 | / | 200) | = | 7.04 | ||
| 5 | 748561 | 2562 | - | 2528 | = | 34 | * | (71 | / | 200) | = | 12.07 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Yerba Buena Elementary | 33 | ||||||||||||
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 | 23539 | 2475 | - | 2436 | = | 39 | * | (79 | / | 224) | = | 13.75446427 | ||
| 4 | 23540 | 2516 | - | 2485 | = | 31 | * | (74 | / | 224) | = | 10.2410714 | ||
| 5 | 23543 | 2538 | - | 2528 | = | 10 | * | (71 | / | 224) | = | 3.16964285 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Yerba Buena Elementary | 27 | ||||||||||||
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 | 24012 | 2470 | - | 2436 | = | 34 | * | (57 | / | 208) | = | 9.31730767 | ||
| 4 | 24014 | 2522 | - | 2485 | = | 37 | * | (80 | / | 208) | = | 14.23076921 | ||
| 5 | 24016 | 2539 | - | 2528 | = | 11 | * | (71 | / | 208) | = | 3.75480768 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Yerba Buena Elementary | 27 | ||||||||||||
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 | 24031 | 2459 | - | 2436 | = | 23 | * | (59 | / | 185) | = | 7.33513511 | ||
| 4 | 24032 | 2537 | - | 2485 | = | 52 | * | (56 | / | 185) | = | 15.7405405 | ||
| 5 | 24035 | 2546 | - | 2528 | = | 18 | * | (70 | / | 185) | = | 6.8108108 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Yerba Buena Elementary | 30 | ||||||||||||
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 | 24206 | 2475 | - | 2436 | = | 39 | * | (63 | / | 176) | = | 13.96022726 | ||
| 4 | 24207 | 2515 | - | 2485 | = | 30 | * | (58 | / | 176) | = | 9.88636362 | ||
| 5 | 24208 | 2555 | - | 2528 | = | 27 | * | (55 | / | 176) | = | 8.4375 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Yerba Buena Elementary | 32 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 33 | 27 | 27 | 30 | 32 | 149.0 | 29.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 35.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 23.8
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 | 5% | 8% | 6% | 11% | 8% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Las Virgenes 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.
Yerba Buena Elementary math proficiency
Zero+ meets standard.
3% less $meal
5% less $meal
5% less $meal
9% less $meal
7% 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 Las Virgenes Unified (8)
| Bay Laurel Elementary | Chaparral Elementary | Lupin Hill Elementary |
| Round Meadow Elementary | Sumac Elementary | White Oak Elementary |
| Willow Elementary | Yerba Buena Elementary |