Sandia Elementary (Data source)
Source data for Sandia 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 | 2107329 | 2393 | - | 2436 | = | -43 | * | (110 | / | 574) | = | -8.24041809 | ||
4 | 2107330 | 2412 | - | 2485 | = | -73 | * | (92 | / | 574) | = | -11.70034839 | ||
5 | 2107333 | 2414 | - | 2528 | = | -114 | * | (97 | / | 574) | = | -19.26480836 | ||
6 | 2107334 | 2448 | - | 2552 | = | -104 | * | (82 | / | 574) | = | -14.85714277 | ||
7 | 2107337 | 2447 | - | 2567 | = | -120 | * | (94 | / | 574) | = | -19.65156792 | ||
8 | 2107338 | 2499 | - | 2586 | = | -87 | * | (99 | / | 574) | = | -15.00522643 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Sandia Elementary | -89 |
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 | 64726 | 2388 | - | 2436 | = | -48 | * | (108 | / | 603) | = | -8.5970149 | ||
4 | 64728 | 2415 | - | 2485 | = | -70 | * | (113 | / | 603) | = | -13.11774457 | ||
5 | 64730 | 2413 | - | 2528 | = | -115 | * | (97 | / | 603) | = | -18.49917071 | ||
6 | 64732 | 2427 | - | 2552 | = | -125 | * | (103 | / | 603) | = | -21.35157538 | ||
7 | 64735 | 2474 | - | 2567 | = | -93 | * | (96 | / | 603) | = | -14.80597014 | ||
8 | 64737 | 2472 | - | 2586 | = | -114 | * | (86 | / | 603) | = | -16.25870645 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Sandia Elementary | -93 |
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 | 66550 | 2381 | - | 2436 | = | -55 | * | (99 | / | 592) | = | -9.1976351 | ||
4 | 66552 | 2414 | - | 2485 | = | -71 | * | (93 | / | 592) | = | -11.15371617 | ||
5 | 66554 | 2426 | - | 2528 | = | -102 | * | (107 | / | 592) | = | -18.43581079 | ||
6 | 66556 | 2434 | - | 2552 | = | -118 | * | (97 | / | 592) | = | -19.33445942 | ||
7 | 66559 | 2453 | - | 2567 | = | -114 | * | (101 | / | 592) | = | -19.44932431 | ||
8 | 66561 | 2461 | - | 2586 | = | -125 | * | (95 | / | 592) | = | -20.0591215 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Sandia Elementary | -98 |
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 | 66623 | 2380 | - | 2436 | = | -56 | * | (90 | / | 602) | = | -8.37209302 | ||
4 | 66625 | 2417 | - | 2485 | = | -68 | * | (97 | / | 602) | = | -10.95681062 | ||
5 | 66627 | 2427 | - | 2528 | = | -101 | * | (95 | / | 602) | = | -15.93853811 | ||
6 | 66629 | 2422 | - | 2552 | = | -130 | * | (114 | / | 602) | = | -24.6179401 | ||
7 | 66631 | 2421 | - | 2567 | = | -146 | * | (101 | / | 602) | = | -24.49501656 | ||
8 | 66633 | 2420 | - | 2586 | = | -166 | * | (105 | / | 602) | = | -28.95348826 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Sandia Elementary | -113 |
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 | 67056 | 2383 | - | 2436 | = | -53 | * | (93 | / | 578) | = | -8.52768161 | ||
4 | 67057 | 2416 | - | 2485 | = | -69 | * | (83 | / | 578) | = | -9.90830444 | ||
5 | 67058 | 2427 | - | 2528 | = | -101 | * | (101 | / | 578) | = | -17.64878888 | ||
6 | 67059 | 2432 | - | 2552 | = | -120 | * | (99 | / | 578) | = | -20.55363312 | ||
7 | 67060 | 2418 | - | 2567 | = | -149 | * | (104 | / | 578) | = | -26.80968846 | ||
8 | 67061 | 2450 | - | 2586 | = | -136 | * | (98 | / | 578) | = | -23.05882353 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Sandia Elementary | -107 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-89 | -93 | -98 | -113 | -107 | -500.0 | -100.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -73.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -127.0
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 | 89% | 90% | 89% | 87% | 89% |
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, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Sandia Elementary math proficiency
Zero+ meets standard.
83% less $meal
85% less $meal
82% less $meal
85% less $meal
82% 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.