Elmhurst Elementary (Data source)
Source data for Elmhurst 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 | 3146594 | 2408 | - | 2436 | = | -28 | * | (87 | / | 261) | = | -9.33333332 | ||
| 4 | 3146595 | 2456 | - | 2485 | = | -29 | * | (92 | / | 261) | = | -10.22222221 | ||
| 5 | 3146598 | 2468 | - | 2528 | = | -60 | * | (82 | / | 261) | = | -18.8505747 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Elmhurst Elementary | -38 | ||||||||||||
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 | 96989 | 2405 | - | 2436 | = | -31 | * | (74 | / | 253) | = | -9.06719366 | ||
| 4 | 96990 | 2447 | - | 2485 | = | -38 | * | (87 | / | 253) | = | -13.06719365 | ||
| 5 | 96992 | 2476 | - | 2528 | = | -52 | * | (92 | / | 253) | = | -18.90909088 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Elmhurst Elementary | -41 | ||||||||||||
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 | 99800 | 2405 | - | 2436 | = | -31 | * | (74 | / | 254) | = | -9.03149604 | ||
| 4 | 99801 | 2445 | - | 2485 | = | -40 | * | (83 | / | 254) | = | -13.07086612 | ||
| 5 | 99804 | 2474 | - | 2528 | = | -54 | * | (97 | / | 254) | = | -20.6220472 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Elmhurst Elementary | -43 | ||||||||||||
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 | 99951 | 2415 | - | 2436 | = | -21 | * | (63 | / | 209) | = | -6.33014353 | ||
| 4 | 99953 | 2436 | - | 2485 | = | -49 | * | (63 | / | 209) | = | -14.77033489 | ||
| 5 | 99955 | 2460 | - | 2528 | = | -68 | * | (83 | / | 209) | = | -27.00478465 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Elmhurst Elementary | -48 | ||||||||||||
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 | 100615 | 2421 | - | 2436 | = | -15 | * | (76 | / | 201) | = | -5.67164178 | ||
| 4 | 100616 | 2451 | - | 2485 | = | -34 | * | (64 | / | 201) | = | -10.82587064 | ||
| 5 | 100617 | 2457 | - | 2528 | = | -71 | * | (61 | / | 201) | = | -21.54726368 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Elmhurst Elementary | -38 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -38 | -41 | -43 | -48 | -38 | -208.0 | -41.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -29.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -53.6
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 | 57% | 55% | 65% | 70% | 69% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ventura Unified school district | County of Ventura
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.
Elmhurst Elementary math proficiency
Zero+ meets standard.
45% less $meal
42% less $meal
46% less $meal
48% less $meal
51% 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.