Green Tree East Elementary (Data source)
Source data for Green Tree East 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 | 2069917 | 2355 | - | 2436 | = | -81 | * | (99 | / | 388) | = | -20.66752576 | ||
| 4 | 2069920 | 2370 | - | 2485 | = | -115 | * | (103 | / | 388) | = | -30.52835046 | ||
| 5 | 2069921 | 2409 | - | 2528 | = | -119 | * | (91 | / | 388) | = | -27.90979376 | ||
| 6 | 2069924 | 2403 | - | 2552 | = | -149 | * | (95 | / | 388) | = | -36.48195864 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Green Tree East Elementary | -116 | ||||||||||||
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 | 63591 | 2376 | - | 2436 | = | -60 | * | (101 | / | 355) | = | -17.07042252 | ||
| 4 | 63592 | 2377 | - | 2485 | = | -108 | * | (96 | / | 355) | = | -29.20563378 | ||
| 5 | 63595 | 2408 | - | 2528 | = | -120 | * | (90 | / | 355) | = | -30.42253512 | ||
| 6 | 63597 | 2443 | - | 2552 | = | -109 | * | (68 | / | 355) | = | -20.87887316 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Green Tree East Elementary | -98 | ||||||||||||
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 | 65388 | 2357 | - | 2436 | = | -79 | * | (81 | / | 352) | = | -18.17897724 | ||
| 4 | 65391 | 2372 | - | 2485 | = | -113 | * | (95 | / | 352) | = | -30.49715902 | ||
| 5 | 65392 | 2390 | - | 2528 | = | -138 | * | (87 | / | 352) | = | -34.10795442 | ||
| 6 | 65395 | 2406 | - | 2552 | = | -146 | * | (89 | / | 352) | = | -36.91477271 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Green Tree East Elementary | -120 | ||||||||||||
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 | 65473 | 2360 | - | 2436 | = | -76 | * | (85 | / | 371) | = | -17.41239891 | ||
| 4 | 65474 | 2370 | - | 2485 | = | -115 | * | (86 | / | 371) | = | -26.65768184 | ||
| 5 | 65477 | 2406 | - | 2528 | = | -122 | * | (110 | / | 371) | = | -36.17250663 | ||
| 6 | 65478 | 2423 | - | 2552 | = | -129 | * | (90 | / | 371) | = | -31.29380053 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Green Tree East Elementary | -112 | ||||||||||||
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 | 65862 | 2374 | - | 2436 | = | -62 | * | (108 | / | 379) | = | -17.66754616 | ||
| 4 | 65863 | 2373 | - | 2485 | = | -112 | * | (88 | / | 379) | = | -26.00527698 | ||
| 5 | 65864 | 2399 | - | 2528 | = | -129 | * | (79 | / | 379) | = | -26.88918196 | ||
| 6 | 65865 | 2431 | - | 2552 | = | -121 | * | (104 | / | 379) | = | -33.20316617 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Green Tree East Elementary | -104 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -116 | -98 | -120 | -112 | -104 | -550.0 | -110.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -86.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -134.0
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 | 96% | 97% | 96% | 93% | 91% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Victor Elementary school district County of San Bernardino
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Green Tree East Elementary math proficiency
Zero+ meets standard.
92% less $meal
94% less $meal
94% less $meal
92% less $meal
88% 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.