Charles Hoffman Elementary (Data source)
Source data for Charles Hoffman 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 | 2037514 | 2397 | - | 2436 | = | -39 | * | (60 | / | 160) | = | -14.625 | ||
| 4 | 2037515 | 2430 | - | 2485 | = | -55 | * | (59 | / | 160) | = | -20.28125 | ||
| 5 | 2037518 | 2444 | - | 2528 | = | -84 | * | (41 | / | 160) | = | -21.525 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Charles Hoffman Elementary | -56 | ||||||||||||
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 | 62590 | 2415 | - | 2436 | = | -21 | * | (56 | / | 177) | = | -6.64406778 | ||
| 4 | 62593 | 2430 | - | 2485 | = | -55 | * | (63 | / | 177) | = | -19.57627117 | ||
| 5 | 62594 | 2451 | - | 2528 | = | -77 | * | (58 | / | 177) | = | -25.23163836 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Charles Hoffman Elementary | -51 | ||||||||||||
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 | 64386 | 2391 | - | 2436 | = | -45 | * | (43 | / | 155) | = | -12.48387093 | ||
| 4 | 64389 | 2450 | - | 2485 | = | -35 | * | (56 | / | 155) | = | -12.64516127 | ||
| 5 | 64390 | 2457 | - | 2528 | = | -71 | * | (56 | / | 155) | = | -25.65161286 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Charles Hoffman Elementary | -51 | ||||||||||||
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 | 64496 | 2427 | - | 2436 | = | -9 | * | (44 | / | 152) | = | -2.60526316 | ||
| 4 | 64498 | 2447 | - | 2485 | = | -38 | * | (47 | / | 152) | = | -11.74999999 | ||
| 5 | 64500 | 2479 | - | 2528 | = | -49 | * | (61 | / | 152) | = | -19.66447366 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Charles Hoffman Elementary | -34 | ||||||||||||
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 | 64861 | 2387 | - | 2436 | = | -49 | * | (49 | / | 137) | = | -17.52554742 | ||
| 4 | 64862 | 2474 | - | 2485 | = | -11 | * | (42 | / | 137) | = | -3.37226277 | ||
| 5 | 64863 | 2470 | - | 2528 | = | -58 | * | (46 | / | 137) | = | -19.47445253 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Charles Hoffman Elementary | -40 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -56 | -51 | -51 | -34 | -40 | -232.0 | -46.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -19.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -73.4
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 | 55% | 55% | 54% | 54% | 59% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Rim of the World 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.
Charles Hoffman Elementary math proficiency
Zero+ meets standard.
50% less $meal
50% less $meal
44% less $meal
49% less $meal
50% 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 Rim of the World Unified (4)
| Charles Hoffman Elementary | Lake Arrowhead Elementary | Rim Virtual |
| Valley of Enchantment Elementary |