South Tamarind Elementary (Data source)
Source data for South Tamarind 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 | 1988227 | 2386 | - | 2436 | = | -50 | * | (126 | / | 383) | = | -16.44908615 | ||
4 | 1988230 | 2443 | - | 2485 | = | -42 | * | (124 | / | 383) | = | -13.59791122 | ||
5 | 1988231 | 2458 | - | 2528 | = | -70 | * | (133 | / | 383) | = | -24.30809395 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for South Tamarind Elementary | -54 |
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 | 61155 | 2385 | - | 2436 | = | -51 | * | (136 | / | 385) | = | -18.0155844 | ||
4 | 61156 | 2432 | - | 2485 | = | -53 | * | (117 | / | 385) | = | -16.10649346 | ||
5 | 61158 | 2446 | - | 2528 | = | -82 | * | (132 | / | 385) | = | -28.11428564 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for South Tamarind Elementary | -62 |
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 | 62933 | 2374 | - | 2436 | = | -62 | * | (120 | / | 394) | = | -18.88324867 | ||
4 | 62935 | 2420 | - | 2485 | = | -65 | * | (148 | / | 394) | = | -24.41624361 | ||
5 | 62937 | 2431 | - | 2528 | = | -97 | * | (126 | / | 394) | = | -31.02030454 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for South Tamarind Elementary | -74 |
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 | 63015 | 2393 | - | 2436 | = | -43 | * | (97 | / | 358) | = | -11.65083796 | ||
4 | 63017 | 2425 | - | 2485 | = | -60 | * | (127 | / | 358) | = | -21.28491618 | ||
5 | 63019 | 2444 | - | 2528 | = | -84 | * | (134 | / | 358) | = | -31.4413407 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for South Tamarind Elementary | -64 |
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 | 63285 | 2415 | - | 2436 | = | -21 | * | (101 | / | 324) | = | -6.5462963 | ||
4 | 63286 | 2441 | - | 2485 | = | -44 | * | (103 | / | 324) | = | -13.9876543 | ||
5 | 63287 | 2460 | - | 2528 | = | -68 | * | (120 | / | 324) | = | -25.18518516 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for South Tamarind Elementary | -46 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-54 | -62 | -74 | -64 | -46 | -300.0 | -60.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -30.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -90.0
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 | 85% | 85% | 87% | 89% | 85% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fontana 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.
South Tamarind Elementary math proficiency
Zero+ meets standard.
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
75% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
76% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
76% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
82% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
77% 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.