Rio Vista School of Applied Learning (Data source)
Source data for Rio Vista School of Applied Learning
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 | 2107799 | 2449 | - | 2436 | = | 13 | * | (139 | / | 624) | = | 2.89583333 | ||
| 4 | 2107800 | 2476 | - | 2485 | = | -9 | * | (131 | / | 624) | = | -1.88942307 | ||
| 5 | 2107803 | 2496 | - | 2528 | = | -32 | * | (117 | / | 624) | = | -6.0 | ||
| 6 | 2107804 | 2520 | - | 2552 | = | -32 | * | (121 | / | 624) | = | -6.20512819 | ||
| 7 | 2107807 | 2552 | - | 2567 | = | -15 | * | (67 | / | 624) | = | -1.61057691 | ||
| 8 | 2107808 | 2546 | - | 2586 | = | -40 | * | (49 | / | 624) | = | -3.14102564 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Rio Vista School of Applied Learning | -16 | ||||||||||||
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 | 64741 | 2463 | - | 2436 | = | 27 | * | (122 | / | 641) | = | 5.13884555 | ||
| 4 | 64743 | 2473 | - | 2485 | = | -12 | * | (150 | / | 641) | = | -2.80811232 | ||
| 5 | 64745 | 2495 | - | 2528 | = | -33 | * | (135 | / | 641) | = | -6.95007799 | ||
| 6 | 64747 | 2530 | - | 2552 | = | -22 | * | (124 | / | 641) | = | -4.25585021 | ||
| 7 | 64748 | 2545 | - | 2567 | = | -22 | * | (64 | / | 641) | = | -2.19656785 | ||
| 8 | 64751 | 2545 | - | 2586 | = | -41 | * | (46 | / | 641) | = | -2.94227767 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Rio Vista School of Applied Learning | -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 | 66565 | 2460 | - | 2436 | = | 24 | * | (143 | / | 667) | = | 5.14542727 | ||
| 4 | 66566 | 2468 | - | 2485 | = | -17 | * | (120 | / | 667) | = | -3.05847075 | ||
| 5 | 66569 | 2494 | - | 2528 | = | -34 | * | (157 | / | 667) | = | -8.00299847 | ||
| 6 | 66570 | 2517 | - | 2552 | = | -35 | * | (131 | / | 667) | = | -6.87406297 | ||
| 7 | 66572 | 2554 | - | 2567 | = | -13 | * | (60 | / | 667) | = | -1.16941529 | ||
| 8 | 66574 | 2581 | - | 2586 | = | -5 | * | (56 | / | 667) | = | -0.4197901 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Rio Vista School of Applied Learning | -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 | 66636 | 2448 | - | 2436 | = | 12 | * | (123 | / | 533) | = | 2.76923076 | ||
| 4 | 66638 | 2479 | - | 2485 | = | -6 | * | (139 | / | 533) | = | -1.56472795 | ||
| 5 | 66640 | 2470 | - | 2528 | = | -58 | * | (123 | / | 533) | = | -13.38461534 | ||
| 6 | 66642 | 2528 | - | 2552 | = | -24 | * | (148 | / | 533) | = | -6.66416508 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Rio Vista School of Applied Learning | -19 | ||||||||||||
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 | 67068 | 2442 | - | 2436 | = | 6 | * | (116 | / | 487) | = | 1.42915811 | ||
| 4 | 67069 | 2471 | - | 2485 | = | -14 | * | (122 | / | 487) | = | -3.50718686 | ||
| 5 | 67070 | 2485 | - | 2528 | = | -43 | * | (127 | / | 487) | = | -11.21355234 | ||
| 6 | 67071 | 2497 | - | 2552 | = | -55 | * | (122 | / | 487) | = | -13.77823409 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Rio Vista School of Applied Learning | -27 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -16 | -14 | -14 | -19 | -27 | -90.0 | -18.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -3.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -33.0
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 | 38% | 43% | 40% | 44% | 57% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Apple Valley Unified school district | County of San Bernardino
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.
Rio Vista School of Applied Learning math proficiency
Zero+ meets standard.
33% less $meal
39% less $meal
34% less $meal
41% less $meal
42% 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.