Valadez Middle School Academy (Data source)
Source data for Valadez Middle School Academy
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 | 1523161 | 2512 | - | 2552 | = | -40 | * | (244 | / | 683) | = | -14.28989748 | ||
| 7 | 1523162 | 2518 | - | 2567 | = | -49 | * | (214 | / | 683) | = | -15.35285503 | ||
| 8 | 1523165 | 2545 | - | 2586 | = | -41 | * | (225 | / | 683) | = | -13.50658855 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Valadez Middle School Academy | -43 | ||||||||||||
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 | 47705 | 2508 | - | 2552 | = | -44 | * | (192 | / | 631) | = | -13.38827257 | ||
| 7 | 47707 | 2504 | - | 2567 | = | -63 | * | (239 | / | 631) | = | -23.86212356 | ||
| 8 | 47709 | 2546 | - | 2586 | = | -40 | * | (200 | / | 631) | = | -12.6782884 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Valadez Middle School Academy | -50 | ||||||||||||
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 | 48999 | 2500 | - | 2552 | = | -52 | * | (217 | / | 633) | = | -17.82622431 | ||
| 7 | 49001 | 2505 | - | 2567 | = | -62 | * | (188 | / | 633) | = | -18.41390204 | ||
| 8 | 49002 | 2523 | - | 2586 | = | -63 | * | (228 | / | 633) | = | -22.6919431 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Valadez Middle School Academy | -59 | ||||||||||||
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 | 49020 | 2491 | - | 2552 | = | -61 | * | (198 | / | 609) | = | -19.83251227 | ||
| 7 | 49023 | 2496 | - | 2567 | = | -71 | * | (217 | / | 609) | = | -25.29885057 | ||
| 8 | 49024 | 2528 | - | 2586 | = | -58 | * | (194 | / | 609) | = | -18.47619046 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Valadez Middle School Academy | -64 | ||||||||||||
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 | 49219 | 2468 | - | 2552 | = | -84 | * | (249 | / | 651) | = | -32.12903224 | ||
| 7 | 49220 | 2497 | - | 2567 | = | -70 | * | (194 | / | 651) | = | -20.86021504 | ||
| 8 | 49221 | 2516 | - | 2586 | = | -70 | * | (208 | / | 651) | = | -22.36559136 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Valadez Middle School Academy | -75 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -43 | -50 | -59 | -64 | -75 | -291.0 | -58.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -22.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -94.2
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 | 94% | 92% | 90% | 92% | 94% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Placentia-Yorba Linda Unified school district | County of Orange
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.
Valadez Middle School Academy math proficiency
Zero+ meets standard.
81% less $meal
81% less $meal
79% less $meal
83% less $meal
85% 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 Placentia-Yorba Linda Unified (4)
| Bernardo Yorba Middle | Col. J. K. Tuffree Middle | Valadez Middle School Academy |
| Yorba Linda Middle |