Hollyvale Elementary (Data source)
Source data for Hollyvale 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 | 2093574 | 2384 | - | 2436 | = | -52 | * | (59 | / | 256) | = | -11.984375 | ||
| 4 | 2093575 | 2374 | - | 2485 | = | -111 | * | (56 | / | 256) | = | -24.28125 | ||
| 5 | 2093578 | 2416 | - | 2528 | = | -112 | * | (78 | / | 256) | = | -34.125 | ||
| 6 | 2093579 | 2452 | - | 2552 | = | -100 | * | (63 | / | 256) | = | -24.609375 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Hollyvale Elementary | -95 | ||||||||||||
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 | 64330 | 2344 | - | 2436 | = | -92 | * | (52 | / | 249) | = | -19.21285137 | ||
| 4 | 64333 | 2391 | - | 2485 | = | -94 | * | (68 | / | 249) | = | -25.67068269 | ||
| 5 | 64334 | 2417 | - | 2528 | = | -111 | * | (54 | / | 249) | = | -24.07228906 | ||
| 6 | 64337 | 2455 | - | 2552 | = | -97 | * | (75 | / | 249) | = | -29.21686744 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Hollyvale Elementary | -98 | ||||||||||||
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 | 66143 | 2376 | - | 2436 | = | -60 | * | (53 | / | 246) | = | -12.92682924 | ||
| 4 | 66145 | 2387 | - | 2485 | = | -98 | * | (54 | / | 246) | = | -21.51219511 | ||
| 5 | 66146 | 2414 | - | 2528 | = | -114 | * | (75 | / | 246) | = | -34.75609747 | ||
| 6 | 66149 | 2457 | - | 2552 | = | -95 | * | (64 | / | 246) | = | -24.7154471 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Hollyvale Elementary | -94 | ||||||||||||
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 | 66213 | 2379 | - | 2436 | = | -57 | * | (52 | / | 217) | = | -13.65898615 | ||
| 4 | 66215 | 2431 | - | 2485 | = | -54 | * | (47 | / | 217) | = | -11.69585249 | ||
| 5 | 66217 | 2420 | - | 2528 | = | -108 | * | (51 | / | 217) | = | -25.38248843 | ||
| 6 | 66219 | 2430 | - | 2552 | = | -122 | * | (67 | / | 217) | = | -37.66820272 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Hollyvale Elementary | -88 | ||||||||||||
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 | 66602 | 2403 | - | 2436 | = | -33 | * | (46 | / | 196) | = | -7.74489794 | ||
| 4 | 66603 | 2418 | - | 2485 | = | -67 | * | (47 | / | 196) | = | -16.06632651 | ||
| 5 | 66604 | 2445 | - | 2528 | = | -83 | * | (54 | / | 196) | = | -22.86734693 | ||
| 6 | 66605 | 2409 | - | 2552 | = | -143 | * | (49 | / | 196) | = | -35.75 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Hollyvale Elementary | -82 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -95 | -98 | -94 | -88 | -82 | -457.0 | -91.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -73.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -109.4
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 | 69% | 77% | 69% | 79% | 77% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Hesperia 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.
Hollyvale Elementary math proficiency
Zero+ meets standard.
59% less $meal
67% less $meal
63% less $meal
71% less $meal
70% 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.