Washington Elementary (Data source)
Source data for Washington 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 | 107409 | 2387 | - | 2436 | = | -49 | * | (78 | / | 203) | = | -18.8275862 | ||
| 4 | 107410 | 2419 | - | 2485 | = | -66 | * | (61 | / | 203) | = | -19.83251226 | ||
| 5 | 107413 | 2419 | - | 2528 | = | -109 | * | (64 | / | 203) | = | -34.36453192 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Washington Elementary | -73 | ||||||||||||
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 | 3017 | 2394 | - | 2436 | = | -42 | * | (77 | / | 206) | = | -15.69902909 | ||
| 4 | 3020 | 2450 | - | 2485 | = | -35 | * | (71 | / | 206) | = | -12.06310679 | ||
| 5 | 3021 | 2467 | - | 2528 | = | -61 | * | (58 | / | 206) | = | -17.17475728 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Washington Elementary | -45 | ||||||||||||
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 | 3113 | 2426 | - | 2436 | = | -10 | * | (50 | / | 197) | = | -2.53807106 | ||
| 4 | 3115 | 2442 | - | 2485 | = | -43 | * | (72 | / | 197) | = | -15.71573602 | ||
| 5 | 3117 | 2464 | - | 2528 | = | -64 | * | (75 | / | 197) | = | -24.36548218 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Washington Elementary | -43 | ||||||||||||
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 | 3111 | 2443 | - | 2436 | = | 7 | * | (47 | / | 176) | = | 1.86931818 | ||
| 4 | 3113 | 2445 | - | 2485 | = | -40 | * | (53 | / | 176) | = | -12.04545452 | ||
| 5 | 3115 | 2462 | - | 2528 | = | -66 | * | (76 | / | 176) | = | -28.49999995 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Washington Elementary | -39 | ||||||||||||
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 | 3139 | 2423 | - | 2436 | = | -13 | * | (76 | / | 189) | = | -5.22751323 | ||
| 4 | 3140 | 2460 | - | 2485 | = | -25 | * | (56 | / | 189) | = | -7.4074074 | ||
| 5 | 3141 | 2466 | - | 2528 | = | -62 | * | (57 | / | 189) | = | -18.69841266 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Washington Elementary | -31 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -73 | -45 | -43 | -39 | -31 | -231.0 | -46.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -1.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -91.2
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 | 68% | 71% | 67% | 73% | 67% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Leandro 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.
Washington Elementary math proficiency
Zero+ meets standard.
60% less $meal
64% less $meal
56% less $meal
64% less $meal
60% 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 San Leandro Unified (8)
| Garfield Elementary | Jefferson Elementary | Madison Elementary |
| McKinley Elementary | Monroe Elementary | Roosevelt Elementary |
| Washington Elementary | Wilson Elementary |