Green Valley Elementary (Data source)
Source data for Green Valley 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 | 284542 | 2445 | - | 2436 | = | 9 | * | (82 | / | 276) | = | 2.67391304 | ||
| 4 | 284545 | 2470 | - | 2485 | = | -15 | * | (71 | / | 276) | = | -3.85869564 | ||
| 5 | 284546 | 2509 | - | 2528 | = | -19 | * | (123 | / | 276) | = | -8.46739129 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Green Valley Elementary | -10 | ||||||||||||
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 | 8433 | 2451 | - | 2436 | = | 15 | * | (70 | / | 222) | = | 4.72972973 | ||
| 4 | 8436 | 2478 | - | 2485 | = | -7 | * | (80 | / | 222) | = | -2.52252252 | ||
| 5 | 8437 | 2500 | - | 2528 | = | -28 | * | (72 | / | 222) | = | -9.08108107 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Green Valley Elementary | -7 | ||||||||||||
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 | 8730 | 2448 | - | 2436 | = | 12 | * | (65 | / | 217) | = | 3.59447004 | ||
| 4 | 8732 | 2484 | - | 2485 | = | -1 | * | (69 | / | 217) | = | -0.31797235 | ||
| 5 | 8733 | 2512 | - | 2528 | = | -16 | * | (83 | / | 217) | = | -6.11981566 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Green Valley Elementary | -3 | ||||||||||||
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 | 8750 | 2456 | - | 2436 | = | 20 | * | (75 | / | 204) | = | 7.35294116 | ||
| 4 | 8751 | 2493 | - | 2485 | = | 8 | * | (60 | / | 204) | = | 2.35294118 | ||
| 5 | 8754 | 2518 | - | 2528 | = | -10 | * | (69 | / | 204) | = | -3.38235294 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Green Valley Elementary | 6 | ||||||||||||
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 | 8807 | 2454 | - | 2436 | = | 18 | * | (61 | / | 204) | = | 5.38235293 | ||
| 4 | 8808 | 2482 | - | 2485 | = | -3 | * | (80 | / | 204) | = | -1.17647059 | ||
| 5 | 8809 | 2527 | - | 2528 | = | -1 | * | (63 | / | 204) | = | -0.30882353 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Green Valley Elementary | 4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -10 | -7 | -3 | 6 | 4 | -10.0 | -2.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 16.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -20.0
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 | 27% | 36% | 35% | 39% | 37% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Rescue Union Elementary school district | County of El Dorado
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.
Green Valley Elementary math proficiency
Zero+ meets standard.
20% less $meal
29% less $meal
29% less $meal
34% less $meal
32% 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.
Elementary School (Public) schools in Rescue Union Elementary (5)
| Green Valley Elementary | Jackson Elementary | Lake Forest Elementary |
| Lakeview Elementary | Rescue Elementary |