Ernest Garcia Elementary (Data source)
Source data for Ernest Garcia 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 | 2034899 | 2404 | - | 2436 | = | -32 | * | (139 | / | 397) | = | -11.20403021 | ||
| 4 | 2034900 | 2454 | - | 2485 | = | -31 | * | (134 | / | 397) | = | -10.46347607 | ||
| 5 | 2034903 | 2467 | - | 2528 | = | -61 | * | (124 | / | 397) | = | -19.05289671 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Ernest Garcia Elementary | -41 | ||||||||||||
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 | 62527 | 2396 | - | 2436 | = | -40 | * | (126 | / | 408) | = | -12.35294116 | ||
| 4 | 62529 | 2457 | - | 2485 | = | -28 | * | (143 | / | 408) | = | -9.81372549 | ||
| 5 | 62530 | 2480 | - | 2528 | = | -48 | * | (139 | / | 408) | = | -16.35294115 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Ernest Garcia Elementary | -39 | ||||||||||||
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 | 64319 | 2402 | - | 2436 | = | -34 | * | (122 | / | 383) | = | -10.83028721 | ||
| 4 | 64320 | 2438 | - | 2485 | = | -47 | * | (122 | / | 383) | = | -14.97127937 | ||
| 5 | 64322 | 2467 | - | 2528 | = | -61 | * | (139 | / | 383) | = | -22.13838114 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Ernest Garcia Elementary | -48 | ||||||||||||
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 | 64425 | 2401 | - | 2436 | = | -35 | * | (95 | / | 352) | = | -9.44602271 | ||
| 4 | 64428 | 2412 | - | 2485 | = | -73 | * | (134 | / | 352) | = | -27.78977271 | ||
| 5 | 64429 | 2457 | - | 2528 | = | -71 | * | (123 | / | 352) | = | -24.80965908 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Ernest Garcia Elementary | -62 | ||||||||||||
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 | 64793 | 2415 | - | 2436 | = | -21 | * | (102 | / | 338) | = | -6.33727809 | ||
| 4 | 64794 | 2436 | - | 2485 | = | -49 | * | (98 | / | 338) | = | -14.20710057 | ||
| 5 | 64795 | 2465 | - | 2528 | = | -63 | * | (138 | / | 338) | = | -25.72189345 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Ernest Garcia Elementary | -46 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -41 | -39 | -48 | -62 | -46 | -236.0 | -47.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -20.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -74.2
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 | 77% | 79% | 79% | 83% | 86% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Rialto 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.
Ernest Garcia Elementary math proficiency
Zero+ meets standard.
65% less $meal
66% less $meal
66% less $meal
73% less $meal
75% 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.