Brooks Elementary (Data source)
Source data for Brooks 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 |
||
| 4 | 2912547 | 2432 | - | 2485 | = | -53 | * | (247 | / | 525) | = | -24.93523807 | ||
| 5 | 2912550 | 2443 | - | 2528 | = | -85 | * | (278 | / | 525) | = | -45.00952377 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Brooks Elementary | -70 | ||||||||||||
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 |
||
| 4 | 89145 | 2462 | - | 2485 | = | -23 | * | (220 | / | 461) | = | -10.97613882 | ||
| 5 | 89146 | 2457 | - | 2528 | = | -71 | * | (241 | / | 461) | = | -37.11713661 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Brooks Elementary | -48 | ||||||||||||
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 |
||
| 4 | 91726 | 2445 | - | 2485 | = | -40 | * | (245 | / | 463) | = | -21.16630668 | ||
| 5 | 91728 | 2465 | - | 2528 | = | -63 | * | (218 | / | 463) | = | -29.66306692 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Brooks Elementary | -51 | ||||||||||||
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 |
||
| 4 | 91923 | 2455 | - | 2485 | = | -30 | * | (208 | / | 451) | = | -13.83592017 | ||
| 5 | 91925 | 2461 | - | 2528 | = | -67 | * | (243 | / | 451) | = | -36.09977822 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Brooks Elementary | -50 | ||||||||||||
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 |
||
| 4 | 92568 | 2450 | - | 2485 | = | -35 | * | (183 | / | 402) | = | -15.9328358 | ||
| 5 | 92569 | 2473 | - | 2528 | = | -55 | * | (219 | / | 402) | = | -29.96268655 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Brooks Elementary | -46 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -70 | -48 | -51 | -50 | -46 | -265.0 | -53.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -26.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -80.0
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 | 46% | 36% | 37% | 39% | 39% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Windsor Unified school district | County of Sonoma
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.
Brooks Elementary math proficiency
Zero+ meets standard.
38% less $meal
32% less $meal
32% less $meal
36% less $meal
34% 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 Windsor Unified (2)
| Brooks Elementary | Mattie Washburn Elementary |