Birney Elementary (Data source)
Source data for Birney 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 | 1204882 | 2466 | - | 2436 | = | 30 | * | (93 | / | 233) | = | 11.9742489 | ||
| 4 | 1204885 | 2492 | - | 2485 | = | 7 | * | (81 | / | 233) | = | 2.43347639 | ||
| 5 | 1204886 | 2512 | - | 2528 | = | -16 | * | (59 | / | 233) | = | -4.05150214 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Birney Elementary | 10 | ||||||||||||
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 | 37485 | 2484 | - | 2436 | = | 48 | * | (69 | / | 239) | = | 13.85774054 | ||
| 4 | 37488 | 2519 | - | 2485 | = | 34 | * | (91 | / | 239) | = | 12.94560669 | ||
| 5 | 37489 | 2543 | - | 2528 | = | 15 | * | (79 | / | 239) | = | 4.958159 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Birney Elementary | 32 | ||||||||||||
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 | 38308 | 2494 | - | 2436 | = | 58 | * | (58 | / | 218) | = | 15.43119261 | ||
| 4 | 38310 | 2541 | - | 2485 | = | 56 | * | (68 | / | 218) | = | 17.46788988 | ||
| 5 | 38312 | 2538 | - | 2528 | = | 10 | * | (92 | / | 218) | = | 4.22018348 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Birney Elementary | 37 | ||||||||||||
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 | 38276 | 2499 | - | 2436 | = | 63 | * | (73 | / | 206) | = | 22.32524272 | ||
| 4 | 38278 | 2532 | - | 2485 | = | 47 | * | (63 | / | 206) | = | 14.37378637 | ||
| 5 | 38280 | 2586 | - | 2528 | = | 58 | * | (70 | / | 206) | = | 19.70873785 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Birney Elementary | 56 | ||||||||||||
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 | 38480 | 2504 | - | 2436 | = | 68 | * | (81 | / | 220) | = | 25.03636362 | ||
| 4 | 38481 | 2555 | - | 2485 | = | 70 | * | (69 | / | 220) | = | 21.95454541 | ||
| 5 | 38482 | 2586 | - | 2528 | = | 58 | * | (70 | / | 220) | = | 18.45454544 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Birney Elementary | 65 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 10 | 32 | 37 | 56 | 65 | 200.0 | 40.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 103.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -23.0
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 | 20% | 16% | 16% | 17% | 14% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Redondo Beach 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.
Birney Elementary math proficiency
Zero+ meets standard.
15% less $meal
14% less $meal
13% less $meal
15% less $meal
12% 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 Redondo Beach Unified (8)
| Alta Vista Elementary | Beryl Heights Elementary | Birney Elementary |
| Jefferson Elementary | Lincoln Elementary | Madison Elementary |
| Tulita Elementary | Washington Elementary |