Bon View Elementary (Data source)
Source data for Bon View 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 | 2008050 | 2352 | - | 2436 | = | -84 | * | (83 | / | 384) | = | -18.15624997 | ||
| 4 | 2008051 | 2391 | - | 2485 | = | -94 | * | (88 | / | 384) | = | -21.5416666 | ||
| 5 | 2008054 | 2416 | - | 2528 | = | -112 | * | (112 | / | 384) | = | -32.66666659 | ||
| 6 | 2008055 | 2439 | - | 2552 | = | -113 | * | (101 | / | 384) | = | -29.72135413 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Bon View Elementary | -102 | ||||||||||||
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 | 61764 | 2371 | - | 2436 | = | -65 | * | (85 | / | 380) | = | -14.53947365 | ||
| 4 | 61767 | 2387 | - | 2485 | = | -98 | * | (88 | / | 380) | = | -22.69473681 | ||
| 5 | 61769 | 2423 | - | 2528 | = | -105 | * | (92 | / | 380) | = | -25.42105262 | ||
| 6 | 61770 | 2449 | - | 2552 | = | -103 | * | (115 | / | 380) | = | -31.17105253 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Bon View Elementary | -94 | ||||||||||||
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 | 63554 | 2400 | - | 2436 | = | -36 | * | (95 | / | 360) | = | -9.49999997 | ||
| 4 | 63556 | 2403 | - | 2485 | = | -82 | * | (86 | / | 360) | = | -19.58888882 | ||
| 5 | 63559 | 2418 | - | 2528 | = | -110 | * | (91 | / | 360) | = | -27.80555547 | ||
| 6 | 63560 | 2463 | - | 2552 | = | -89 | * | (88 | / | 360) | = | -21.75555552 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Bon View Elementary | -79 | ||||||||||||
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 | 63658 | 2400 | - | 2436 | = | -36 | * | (105 | / | 373) | = | -10.13404824 | ||
| 4 | 63659 | 2428 | - | 2485 | = | -57 | * | (93 | / | 373) | = | -14.21179621 | ||
| 5 | 63662 | 2450 | - | 2528 | = | -78 | * | (85 | / | 373) | = | -17.77479889 | ||
| 6 | 63663 | 2454 | - | 2552 | = | -98 | * | (90 | / | 373) | = | -23.64611257 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Bon View Elementary | -66 | ||||||||||||
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 | 63928 | 2397 | - | 2436 | = | -39 | * | (95 | / | 372) | = | -9.95967742 | ||
| 4 | 63929 | 2426 | - | 2485 | = | -59 | * | (97 | / | 372) | = | -15.38440859 | ||
| 5 | 63930 | 2480 | - | 2528 | = | -48 | * | (92 | / | 372) | = | -11.8709677 | ||
| 6 | 63931 | 2486 | - | 2552 | = | -66 | * | (88 | / | 372) | = | -15.61290317 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Bon View Elementary | -53 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -102 | -94 | -79 | -66 | -53 | -394.0 | -78.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -21.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -135.8
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 | 80% | 82% | 83% | 83% | 90% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ontario-Montclair 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.
Bon View Elementary math proficiency
Zero+ meets standard.
70% less $meal
70% less $meal
69% less $meal
73% less $meal
78% 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.