Vineyard Elementary (Data source)
Source data for Vineyard 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 | 2015869 | 2397 | - | 2436 | = | -39 | * | (85 | / | 504) | = | -6.57738093 | ||
| 4 | 2015872 | 2419 | - | 2485 | = | -66 | * | (89 | / | 504) | = | -11.65476187 | ||
| 5 | 2015873 | 2473 | - | 2528 | = | -55 | * | (85 | / | 504) | = | -9.27579362 | ||
| 6 | 2015876 | 2443 | - | 2552 | = | -109 | * | (93 | / | 504) | = | -20.11309518 | ||
| 7 | 2015877 | 2492 | - | 2567 | = | -75 | * | (76 | / | 504) | = | -11.30952375 | ||
| 8 | 2015880 | 2500 | - | 2586 | = | -86 | * | (76 | / | 504) | = | -12.9682539 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Vineyard Elementary | -72 | ||||||||||||
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 | 62001 | 2441 | - | 2436 | = | 5 | * | (75 | / | 514) | = | 0.72957198 | ||
| 4 | 62003 | 2433 | - | 2485 | = | -52 | * | (86 | / | 514) | = | -8.7003891 | ||
| 5 | 62005 | 2462 | - | 2528 | = | -66 | * | (96 | / | 514) | = | -12.32684825 | ||
| 6 | 62007 | 2478 | - | 2552 | = | -74 | * | (95 | / | 514) | = | -13.67704275 | ||
| 7 | 62008 | 2509 | - | 2567 | = | -58 | * | (91 | / | 514) | = | -10.26848246 | ||
| 8 | 62010 | 2531 | - | 2586 | = | -55 | * | (71 | / | 514) | = | -7.59727623 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Vineyard Elementary | -52 | ||||||||||||
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 | 63791 | 2434 | - | 2436 | = | -2 | * | (80 | / | 527) | = | -0.30360531 | ||
| 4 | 63792 | 2470 | - | 2485 | = | -15 | * | (75 | / | 527) | = | -2.13472485 | ||
| 5 | 63794 | 2486 | - | 2528 | = | -42 | * | (93 | / | 527) | = | -7.4117647 | ||
| 6 | 63797 | 2448 | - | 2552 | = | -104 | * | (95 | / | 527) | = | -18.74762802 | ||
| 7 | 63798 | 2526 | - | 2567 | = | -41 | * | (94 | / | 527) | = | -7.31309296 | ||
| 8 | 63800 | 2552 | - | 2586 | = | -34 | * | (90 | / | 527) | = | -5.80645159 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Vineyard Elementary | -42 | ||||||||||||
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 | 63896 | 2417 | - | 2436 | = | -19 | * | (78 | / | 525) | = | -2.82285713 | ||
| 4 | 63898 | 2457 | - | 2485 | = | -28 | * | (90 | / | 525) | = | -4.79999999 | ||
| 5 | 63900 | 2510 | - | 2528 | = | -18 | * | (80 | / | 525) | = | -2.74285714 | ||
| 6 | 63902 | 2473 | - | 2552 | = | -79 | * | (94 | / | 525) | = | -14.1447619 | ||
| 7 | 63904 | 2500 | - | 2567 | = | -67 | * | (90 | / | 525) | = | -11.48571426 | ||
| 8 | 63906 | 2565 | - | 2586 | = | -21 | * | (93 | / | 525) | = | -3.72 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Vineyard Elementary | -40 | ||||||||||||
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 | 64170 | 2433 | - | 2436 | = | -3 | * | (77 | / | 517) | = | -0.44680851 | ||
| 4 | 64171 | 2467 | - | 2485 | = | -18 | * | (79 | / | 517) | = | -2.75048356 | ||
| 5 | 64172 | 2505 | - | 2528 | = | -23 | * | (93 | / | 517) | = | -4.13733074 | ||
| 6 | 64173 | 2527 | - | 2552 | = | -25 | * | (79 | / | 517) | = | -3.82011605 | ||
| 7 | 64174 | 2498 | - | 2567 | = | -69 | * | (98 | / | 517) | = | -13.07930363 | ||
| 8 | 64175 | 2519 | - | 2586 | = | -67 | * | (91 | / | 517) | = | -11.79303669 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Vineyard Elementary | -36 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -72 | -52 | -42 | -40 | -36 | -242.0 | -48.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -6.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -90.4
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 | 89% | 91% | 88% | 88% | 92% |
| 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.
Vineyard Elementary math proficiency
Zero+ meets standard.
78% less $meal
83% less $meal
79% less $meal
74% less $meal
79% 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.