Brookhaven Elementary (Data source)
Source data for Brookhaven 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 | 1524314 | 2478 | - | 2436 | = | 42 | * | (67 | / | 243) | = | 11.58024689 | ||
| 4 | 1524317 | 2504 | - | 2485 | = | 19 | * | (37 | / | 243) | = | 2.89300411 | ||
| 5 | 1524318 | 2573 | - | 2528 | = | 45 | * | (68 | / | 243) | = | 12.59259255 | ||
| 6 | 1524321 | 2578 | - | 2552 | = | 26 | * | (71 | / | 243) | = | 7.59670779 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Brookhaven Elementary | 35 | ||||||||||||
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 | 47737 | 2469 | - | 2436 | = | 33 | * | (76 | / | 289) | = | 8.67820067 | ||
| 4 | 47738 | 2495 | - | 2485 | = | 10 | * | (66 | / | 289) | = | 2.28373702 | ||
| 5 | 47740 | 2545 | - | 2528 | = | 17 | * | (66 | / | 289) | = | 3.88235293 | ||
| 6 | 47743 | 2600 | - | 2552 | = | 48 | * | (81 | / | 289) | = | 13.45328717 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Brookhaven Elementary | 28 | ||||||||||||
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 | 49040 | 2498 | - | 2436 | = | 62 | * | (100 | / | 314) | = | 19.74522289 | ||
| 4 | 49042 | 2504 | - | 2485 | = | 19 | * | (77 | / | 314) | = | 4.65923565 | ||
| 5 | 49044 | 2558 | - | 2528 | = | 30 | * | (68 | / | 314) | = | 6.49681527 | ||
| 6 | 49046 | 2617 | - | 2552 | = | 65 | * | (69 | / | 314) | = | 14.28343943 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Brookhaven Elementary | 45 | ||||||||||||
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 | 49062 | 2474 | - | 2436 | = | 38 | * | (63 | / | 296) | = | 8.08783781 | ||
| 4 | 49064 | 2530 | - | 2485 | = | 45 | * | (94 | / | 296) | = | 14.29054052 | ||
| 5 | 49067 | 2558 | - | 2528 | = | 30 | * | (69 | / | 296) | = | 6.99324324 | ||
| 6 | 49068 | 2610 | - | 2552 | = | 58 | * | (70 | / | 296) | = | 13.71621619 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Brookhaven Elementary | 43 | ||||||||||||
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 | 49262 | 2469 | - | 2436 | = | 33 | * | (64 | / | 294) | = | 7.18367344 | ||
| 4 | 49263 | 2540 | - | 2485 | = | 55 | * | (64 | / | 294) | = | 11.97278907 | ||
| 5 | 49264 | 2572 | - | 2528 | = | 44 | * | (93 | / | 294) | = | 13.91836732 | ||
| 6 | 49265 | 2600 | - | 2552 | = | 48 | * | (73 | / | 294) | = | 11.91836731 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Brookhaven Elementary | 45 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 35 | 28 | 45 | 43 | 45 | 196.0 | 39.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 60.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 18.2
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 | 15% | 14% | 14% | 16% | 17% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Placentia-Yorba Linda Unified school district | County of Orange
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.
Brookhaven Elementary math proficiency
Zero+ meets standard.
12% less $meal
11% less $meal
11% less $meal
14% less $meal
14% 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.