Val Verde Elementary (Data source)
Source data for Val Verde 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 | 1787284 | 2384 | - | 2436 | = | -52 | * | (116 | / | 570) | = | -10.58245609 | ||
| 4 | 1787287 | 2433 | - | 2485 | = | -52 | * | (128 | / | 570) | = | -11.67719296 | ||
| 5 | 1787288 | 2454 | - | 2528 | = | -74 | * | (104 | / | 570) | = | -13.50175436 | ||
| 6 | 1787291 | 2478 | - | 2552 | = | -74 | * | (222 | / | 570) | = | -28.82105262 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Val Verde Elementary | -65 | ||||||||||||
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 | 55419 | 2389 | - | 2436 | = | -47 | * | (123 | / | 617) | = | -9.36952995 | ||
| 4 | 55421 | 2436 | - | 2485 | = | -49 | * | (125 | / | 617) | = | -9.92706641 | ||
| 5 | 55423 | 2448 | - | 2528 | = | -80 | * | (122 | / | 617) | = | -15.81847648 | ||
| 6 | 55424 | 2463 | - | 2552 | = | -89 | * | (247 | / | 617) | = | -35.62884926 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Val Verde Elementary | -71 | ||||||||||||
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 | 57034 | 2369 | - | 2436 | = | -67 | * | (90 | / | 605) | = | -9.96694211 | ||
| 4 | 57035 | 2427 | - | 2485 | = | -58 | * | (122 | / | 605) | = | -11.69586774 | ||
| 5 | 57038 | 2436 | - | 2528 | = | -92 | * | (121 | / | 605) | = | -18.4 | ||
| 6 | 57039 | 2459 | - | 2552 | = | -93 | * | (272 | / | 605) | = | -41.81157017 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Val Verde Elementary | -82 | ||||||||||||
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 | 57145 | 2393 | - | 2436 | = | -43 | * | (92 | / | 571) | = | -6.92819612 | ||
| 4 | 57147 | 2435 | - | 2485 | = | -50 | * | (85 | / | 571) | = | -7.4430823 | ||
| 5 | 57149 | 2456 | - | 2528 | = | -72 | * | (121 | / | 571) | = | -15.25744303 | ||
| 6 | 57151 | 2483 | - | 2552 | = | -69 | * | (273 | / | 571) | = | -32.98949209 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Val Verde Elementary | -63 | ||||||||||||
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 | 57402 | 2375 | - | 2436 | = | -61 | * | (95 | / | 503) | = | -11.52087474 | ||
| 4 | 57403 | 2443 | - | 2485 | = | -42 | * | (80 | / | 503) | = | -6.67992045 | ||
| 5 | 57404 | 2452 | - | 2528 | = | -76 | * | (68 | / | 503) | = | -10.27435382 | ||
| 6 | 57405 | 2477 | - | 2552 | = | -75 | * | (260 | / | 503) | = | -38.7673956 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Val Verde Elementary | -67 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -65 | -71 | -82 | -63 | -67 | -348.0 | -69.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -48.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -90.6
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 | 90% | 86% | 92% | 89% | 87% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Val Verde Unified school district | County of Riverside
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.
Val Verde Elementary math proficiency
Zero+ meets standard.
77% less $meal
72% less $meal
77% less $meal
79% less $meal
77% 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.