Alta Loma Elementary (Data source)
Source data for Alta Loma 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 | 1939739 | 2410 | - | 2436 | = | -26 | * | (50 | / | 226) | = | -5.75221239 | ||
| 4 | 1939742 | 2492 | - | 2485 | = | 7 | * | (55 | / | 226) | = | 1.70353982 | ||
| 5 | 1939743 | 2488 | - | 2528 | = | -40 | * | (60 | / | 226) | = | -10.619469 | ||
| 6 | 1939746 | 2547 | - | 2552 | = | -5 | * | (61 | / | 226) | = | -1.34955752 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Alta Loma Elementary | -16 | ||||||||||||
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 | 59775 | 2403 | - | 2436 | = | -33 | * | (55 | / | 231) | = | -7.85714285 | ||
| 4 | 59777 | 2458 | - | 2485 | = | -27 | * | (58 | / | 231) | = | -6.77922078 | ||
| 5 | 59779 | 2528 | - | 2528 | = | 0 | * | (53 | / | 231) | = | 0.0 | ||
| 6 | 59780 | 2504 | - | 2552 | = | -48 | * | (65 | / | 231) | = | -13.50649349 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Alta Loma Elementary | -28 | ||||||||||||
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 | 61492 | 2406 | - | 2436 | = | -30 | * | (43 | / | 215) | = | -6.0 | ||
| 4 | 61494 | 2490 | - | 2485 | = | 5 | * | (56 | / | 215) | = | 1.30232558 | ||
| 5 | 61496 | 2493 | - | 2528 | = | -35 | * | (55 | / | 215) | = | -8.95348836 | ||
| 6 | 61498 | 2526 | - | 2552 | = | -26 | * | (61 | / | 215) | = | -7.37674418 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Alta Loma Elementary | -21 | ||||||||||||
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 | 61592 | 2442 | - | 2436 | = | 6 | * | (46 | / | 201) | = | 1.37313433 | ||
| 4 | 61594 | 2469 | - | 2485 | = | -16 | * | (48 | / | 201) | = | -3.82089552 | ||
| 5 | 61596 | 2487 | - | 2528 | = | -41 | * | (56 | / | 201) | = | -11.42288557 | ||
| 6 | 61598 | 2527 | - | 2552 | = | -25 | * | (51 | / | 201) | = | -6.34328358 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Alta Loma Elementary | -20 | ||||||||||||
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 | 61858 | 2417 | - | 2436 | = | -19 | * | (66 | / | 229) | = | -5.47598251 | ||
| 4 | 61859 | 2486 | - | 2485 | = | 1 | * | (49 | / | 229) | = | 0.2139738 | ||
| 5 | 61860 | 2526 | - | 2528 | = | -2 | * | (52 | / | 229) | = | -0.45414847 | ||
| 6 | 61861 | 2540 | - | 2552 | = | -12 | * | (62 | / | 229) | = | -3.2489083 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Alta Loma Elementary | -9 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -16 | -28 | -21 | -20 | -9 | -94.0 | -18.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -0.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -36.8
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 | 56% | 58% | 53% | 55% | 51% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alta Loma Elementary 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.
Alta Loma Elementary math proficiency
Zero+ meets standard.
48% less $meal
48% less $meal
44% less $meal
45% less $meal
42% 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 Alta Loma Elementary (8)
| Alta Loma Elementary | Banyan Elementary | Carnelian Elementary |
| Deer Canyon Elementary | Floyd M. Stork Elementary | Hermosa Elementary |
| Jasper Elementary | Victoria Groves Elementary |