Ray Wiltsey Middle (Data source)
Source data for Ray Wiltsey Middle
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 |
||
| 6 | 2012285 | 2448 | - | 2552 | = | -104 | * | (343 | / | 1016) | = | -35.1102362 | ||
| 7 | 2012288 | 2472 | - | 2567 | = | -95 | * | (347 | / | 1016) | = | -32.44586614 | ||
| 8 | 2012289 | 2493 | - | 2586 | = | -93 | * | (326 | / | 1016) | = | -29.84055111 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Ray Wiltsey Middle | -97 | ||||||||||||
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 |
||
| 6 | 61896 | 2462 | - | 2552 | = | -90 | * | (355 | / | 1046) | = | -30.54493305 | ||
| 7 | 61898 | 2479 | - | 2567 | = | -88 | * | (359 | / | 1046) | = | -30.20267686 | ||
| 8 | 61901 | 2477 | - | 2586 | = | -109 | * | (332 | / | 1046) | = | -34.59655825 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Ray Wiltsey Middle | -95 | ||||||||||||
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 |
||
| 6 | 63687 | 2465 | - | 2552 | = | -87 | * | (380 | / | 1102) | = | -29.99999998 | ||
| 7 | 63688 | 2490 | - | 2567 | = | -77 | * | (371 | / | 1102) | = | -25.92286751 | ||
| 8 | 63691 | 2503 | - | 2586 | = | -83 | * | (351 | / | 1102) | = | -26.43647907 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Ray Wiltsey Middle | -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 |
||
| 6 | 63791 | 2465 | - | 2552 | = | -87 | * | (386 | / | 1121) | = | -29.95718102 | ||
| 7 | 63794 | 2491 | - | 2567 | = | -76 | * | (377 | / | 1121) | = | -25.55932197 | ||
| 8 | 63796 | 2522 | - | 2586 | = | -64 | * | (358 | / | 1121) | = | -20.43889382 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Ray Wiltsey Middle | -76 | ||||||||||||
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 |
||
| 6 | 64061 | 2463 | - | 2552 | = | -89 | * | (245 | / | 991) | = | -22.00302723 | ||
| 7 | 64062 | 2484 | - | 2567 | = | -83 | * | (382 | / | 991) | = | -31.99394551 | ||
| 8 | 64063 | 2521 | - | 2586 | = | -65 | * | (364 | / | 991) | = | -23.87487382 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Ray Wiltsey Middle | -78 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -97 | -95 | -82 | -76 | -78 | -428.0 | -85.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -58.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -112.6
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 | 95% | 93% | 91% | 83% | 94% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ontario-Montclair school district County of San Bernardino
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Ray Wiltsey Middle math proficiency
Zero+ meets standard.
86% less $meal
86% less $meal
81% less $meal
76% less $meal
83% 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.
Intermediate/Middle Schools (Public) schools in Ontario-Montclair (6)
| De Anza Middle | Oaks Middle | Ray Wiltsey Middle |
| Serrano Middle | Vernon Middle | Vina Danks Middle |