Virginia Parks Elementary (Data source)
Source data for Virginia Parks 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 | 2923591 | 2413 | - | 2436 | = | -23 | * | (94 | / | 385) | = | -5.61558441 | ||
| 4 | 2923594 | 2426 | - | 2485 | = | -59 | * | (95 | / | 385) | = | -14.55844151 | ||
| 5 | 2923595 | 2447 | - | 2528 | = | -81 | * | (98 | / | 385) | = | -20.61818177 | ||
| 6 | 2923598 | 2479 | - | 2552 | = | -73 | * | (98 | / | 385) | = | -18.58181814 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Virginia Parks Elementary | -59 | ||||||||||||
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 | 89496 | 2403 | - | 2436 | = | -33 | * | (92 | / | 385) | = | -7.88571425 | ||
| 4 | 89497 | 2440 | - | 2485 | = | -45 | * | (95 | / | 385) | = | -11.10389607 | ||
| 5 | 89499 | 2440 | - | 2528 | = | -88 | * | (99 | / | 385) | = | -22.62857142 | ||
| 6 | 89501 | 2463 | - | 2552 | = | -89 | * | (99 | / | 385) | = | -22.88571427 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Virginia Parks Elementary | -65 | ||||||||||||
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 | 92102 | 2391 | - | 2436 | = | -45 | * | (96 | / | 395) | = | -10.93670883 | ||
| 4 | 92104 | 2423 | - | 2485 | = | -62 | * | (101 | / | 395) | = | -15.85316452 | ||
| 5 | 92106 | 2438 | - | 2528 | = | -90 | * | (99 | / | 395) | = | -22.55696199 | ||
| 6 | 92107 | 2470 | - | 2552 | = | -82 | * | (99 | / | 395) | = | -20.5518987 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Virginia Parks Elementary | -70 | ||||||||||||
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 | 92302 | 2405 | - | 2436 | = | -31 | * | (95 | / | 393) | = | -7.49363865 | ||
| 4 | 92305 | 2444 | - | 2485 | = | -41 | * | (98 | / | 393) | = | -10.22391855 | ||
| 5 | 92306 | 2438 | - | 2528 | = | -90 | * | (101 | / | 393) | = | -23.12977095 | ||
| 6 | 92309 | 2495 | - | 2552 | = | -57 | * | (99 | / | 393) | = | -14.35877857 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Virginia Parks Elementary | -55 | ||||||||||||
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 | 92948 | 2423 | - | 2436 | = | -13 | * | (85 | / | 372) | = | -2.9704301 | ||
| 4 | 92949 | 2458 | - | 2485 | = | -27 | * | (95 | / | 372) | = | -6.89516129 | ||
| 5 | 92950 | 2457 | - | 2528 | = | -71 | * | (93 | / | 372) | = | -17.75 | ||
| 6 | 92951 | 2477 | - | 2552 | = | -75 | * | (99 | / | 372) | = | -19.9596774 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Virginia Parks Elementary | -48 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -59 | -65 | -70 | -55 | -48 | -297.0 | -59.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -35.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -83.4
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 | 75% | 74% | 79% | 78% | 78% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ceres Unified school district | County of Stanislaus
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.
Virginia Parks Elementary math proficiency
Zero+ meets standard.
63% less $meal
62% less $meal
64% less $meal
67% less $meal
72% 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.