Raymond A. Villa Fundamental Intermediate (Data source)
Source data for Raymond A. Villa Fundamental Intermediate
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 | 1544821 | 2449 | - | 2552 | = | -103 | * | (440 | / | 1336) | = | -33.92215565 | ||
| 7 | 1544822 | 2483 | - | 2567 | = | -84 | * | (474 | / | 1336) | = | -29.8023952 | ||
| 8 | 1544825 | 2538 | - | 2586 | = | -48 | * | (422 | / | 1336) | = | -15.16167662 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Raymond A. Villa Fundamental Intermediate | -79 | ||||||||||||
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 | 48420 | 2468 | - | 2552 | = | -84 | * | (446 | / | 1334) | = | -28.08395797 | ||
| 7 | 48423 | 2486 | - | 2567 | = | -81 | * | (444 | / | 1334) | = | -26.95952022 | ||
| 8 | 48425 | 2537 | - | 2586 | = | -49 | * | (444 | / | 1334) | = | -16.30884557 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Raymond A. Villa Fundamental Intermediate | -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 |
||
| 6 | 49740 | 2459 | - | 2552 | = | -93 | * | (443 | / | 1319) | = | -31.2350265 | ||
| 7 | 49743 | 2486 | - | 2567 | = | -81 | * | (446 | / | 1319) | = | -27.38893095 | ||
| 8 | 49745 | 2510 | - | 2586 | = | -76 | * | (430 | / | 1319) | = | -24.77634565 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Raymond A. Villa Fundamental Intermediate | -83 | ||||||||||||
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 | 49755 | 2457 | - | 2552 | = | -95 | * | (472 | / | 1373) | = | -32.6584122 | ||
| 7 | 49757 | 2481 | - | 2567 | = | -86 | * | (455 | / | 1373) | = | -28.4996358 | ||
| 8 | 49759 | 2509 | - | 2586 | = | -77 | * | (446 | / | 1373) | = | -25.01238163 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Raymond A. Villa Fundamental Intermediate | -86 | ||||||||||||
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 | 49953 | 2460 | - | 2552 | = | -92 | * | (456 | / | 1373) | = | -30.55498903 | ||
| 7 | 49954 | 2482 | - | 2567 | = | -85 | * | (473 | / | 1373) | = | -29.28259282 | ||
| 8 | 49955 | 2488 | - | 2586 | = | -98 | * | (444 | / | 1373) | = | -31.69118718 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Raymond A. Villa Fundamental Intermediate | -92 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -79 | -71 | -83 | -86 | -92 | -411.0 | -82.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -61.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -103.2
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 | 97% | 98% | 97% | 88% | 90% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Santa Ana 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.
Raymond A. Villa Fundamental Intermediate math proficiency
Zero+ meets standard.
97% less $meal
98% less $meal
92% 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.