Victoriano Elementary (Data source)
Source data for Victoriano 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 | 1787918 | 2422 | - | 2436 | = | -14 | * | (119 | / | 381) | = | -4.37270341 | ||
| 4 | 1787919 | 2471 | - | 2485 | = | -14 | * | (129 | / | 381) | = | -4.74015748 | ||
| 5 | 1787922 | 2497 | - | 2528 | = | -31 | * | (133 | / | 381) | = | -10.82152228 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Victoriano Elementary | -20 | ||||||||||||
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 | 55436 | 2433 | - | 2436 | = | -3 | * | (133 | / | 397) | = | -1.00503778 | ||
| 4 | 55438 | 2465 | - | 2485 | = | -20 | * | (121 | / | 397) | = | -6.09571788 | ||
| 5 | 55440 | 2508 | - | 2528 | = | -20 | * | (143 | / | 397) | = | -7.20403022 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Victoriano Elementary | -14 | ||||||||||||
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 | 57052 | 2438 | - | 2436 | = | 2 | * | (140 | / | 416) | = | 0.67307692 | ||
| 4 | 57054 | 2461 | - | 2485 | = | -24 | * | (153 | / | 416) | = | -8.82692306 | ||
| 5 | 57056 | 2508 | - | 2528 | = | -20 | * | (123 | / | 416) | = | -5.91346152 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Victoriano Elementary | -14 | ||||||||||||
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 | 57162 | 2433 | - | 2436 | = | -3 | * | (147 | / | 453) | = | -0.97350993 | ||
| 4 | 57165 | 2469 | - | 2485 | = | -16 | * | (152 | / | 453) | = | -5.36865341 | ||
| 5 | 57166 | 2488 | - | 2528 | = | -40 | * | (154 | / | 453) | = | -13.59823396 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Victoriano Elementary | -20 | ||||||||||||
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 | 57419 | 2455 | - | 2436 | = | 19 | * | (149 | / | 446) | = | 6.34753362 | ||
| 4 | 57420 | 2487 | - | 2485 | = | 2 | * | (147 | / | 446) | = | 0.65919282 | ||
| 5 | 57421 | 2512 | - | 2528 | = | -16 | * | (150 | / | 446) | = | -5.3811659 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Victoriano Elementary | 2 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -20 | -14 | -14 | -20 | 2 | -66.0 | -13.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 13.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -40.2
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 | 65% | 68% | 72% | 73% | 72% |
| 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.
Victoriano Elementary math proficiency
Zero+ meets standard.
49% less $meal
51% less $meal
55% less $meal
60% less $meal
59% 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.