Donlon Elementary (Data source)
Source data for Donlon 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 | 119460 | 2478 | - | 2436 | = | 42 | * | (140 | / | 397) | = | 14.81108311 | ||
| 4 | 119461 | 2530 | - | 2485 | = | 45 | * | (128 | / | 397) | = | 14.50881612 | ||
| 5 | 119464 | 2555 | - | 2528 | = | 27 | * | (129 | / | 397) | = | 8.77329973 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Donlon Elementary | 38 | ||||||||||||
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 | 3322 | 2496 | - | 2436 | = | 60 | * | (146 | / | 429) | = | 20.4195804 | ||
| 4 | 3324 | 2529 | - | 2485 | = | 44 | * | (155 | / | 429) | = | 15.89743588 | ||
| 5 | 3325 | 2585 | - | 2528 | = | 57 | * | (128 | / | 429) | = | 17.00699299 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Donlon Elementary | 53 | ||||||||||||
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 | 3440 | 2500 | - | 2436 | = | 64 | * | (125 | / | 434) | = | 18.43317971 | ||
| 4 | 3441 | 2540 | - | 2485 | = | 55 | * | (151 | / | 434) | = | 19.13594469 | ||
| 5 | 3443 | 2551 | - | 2528 | = | 23 | * | (158 | / | 434) | = | 8.37327188 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Donlon Elementary | 46 | ||||||||||||
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 | 3440 | 2506 | - | 2436 | = | 70 | * | (125 | / | 418) | = | 20.93301434 | ||
| 4 | 3442 | 2545 | - | 2485 | = | 60 | * | (131 | / | 418) | = | 18.80382774 | ||
| 5 | 3444 | 2574 | - | 2528 | = | 46 | * | (162 | / | 418) | = | 17.82775117 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Donlon Elementary | 58 | ||||||||||||
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 | 3485 | 2511 | - | 2436 | = | 75 | * | (116 | / | 379) | = | 22.95514508 | ||
| 4 | 3486 | 2546 | - | 2485 | = | 61 | * | (132 | / | 379) | = | 21.24538256 | ||
| 5 | 3487 | 2573 | - | 2528 | = | 45 | * | (131 | / | 379) | = | 15.55408967 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Donlon Elementary | 60 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 38 | 53 | 46 | 58 | 60 | 255.0 | 51.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 78.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 24.0
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 | 4% | 4% | 6% | 7% | 7% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pleasanton Unified school district | County of Alameda
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.
Donlon Elementary math proficiency
Zero+ meets standard.
3% less $meal
4% less $meal
5% less $meal
6% less $meal
6% 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.