Victory Elementary (Data source)
Source data for Victory 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 | 2462752 | 2374 | - | 2436 | = | -62 | * | (65 | / | 356) | = | -11.32022468 | ||
| 4 | 2462753 | 2430 | - | 2485 | = | -55 | * | (61 | / | 356) | = | -9.42415727 | ||
| 5 | 2462756 | 2423 | - | 2528 | = | -105 | * | (57 | / | 356) | = | -16.8117977 | ||
| 6 | 2462757 | 2432 | - | 2552 | = | -120 | * | (49 | / | 356) | = | -16.51685388 | ||
| 7 | 2462760 | 2483 | - | 2567 | = | -84 | * | (67 | / | 356) | = | -15.80898875 | ||
| 8 | 2462761 | 2499 | - | 2586 | = | -87 | * | (57 | / | 356) | = | -13.92977523 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Victory Elementary | -84 | ||||||||||||
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 | 75107 | 2380 | - | 2436 | = | -56 | * | (67 | / | 382) | = | -9.82198952 | ||
| 4 | 75109 | 2418 | - | 2485 | = | -67 | * | (71 | / | 382) | = | -12.45287956 | ||
| 5 | 75111 | 2417 | - | 2528 | = | -111 | * | (65 | / | 382) | = | -18.88743455 | ||
| 6 | 75114 | 2436 | - | 2552 | = | -116 | * | (57 | / | 382) | = | -17.30890044 | ||
| 7 | 75115 | 2475 | - | 2567 | = | -92 | * | (56 | / | 382) | = | -13.48691094 | ||
| 8 | 75118 | 2487 | - | 2586 | = | -99 | * | (66 | / | 382) | = | -17.10471203 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Victory Elementary | -89 | ||||||||||||
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 | 77117 | 2387 | - | 2436 | = | -49 | * | (66 | / | 381) | = | -8.48818895 | ||
| 4 | 77118 | 2428 | - | 2485 | = | -57 | * | (64 | / | 381) | = | -9.57480311 | ||
| 5 | 77120 | 2428 | - | 2528 | = | -100 | * | (65 | / | 381) | = | -17.0603674 | ||
| 6 | 77123 | 2439 | - | 2552 | = | -113 | * | (64 | / | 381) | = | -18.98162723 | ||
| 7 | 77124 | 2458 | - | 2567 | = | -109 | * | (65 | / | 381) | = | -18.59580047 | ||
| 8 | 77126 | 2498 | - | 2586 | = | -88 | * | (57 | / | 381) | = | -13.16535431 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Victory Elementary | -86 | ||||||||||||
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 | 77306 | 2402 | - | 2436 | = | -34 | * | (74 | / | 376) | = | -6.69148934 | ||
| 4 | 77307 | 2419 | - | 2485 | = | -66 | * | (60 | / | 376) | = | -10.53191489 | ||
| 5 | 77310 | 2431 | - | 2528 | = | -97 | * | (58 | / | 376) | = | -14.96276594 | ||
| 6 | 77311 | 2456 | - | 2552 | = | -96 | * | (65 | / | 376) | = | -16.59574464 | ||
| 7 | 77314 | 2440 | - | 2567 | = | -127 | * | (63 | / | 376) | = | -21.27925526 | ||
| 8 | 77315 | 2507 | - | 2586 | = | -79 | * | (56 | / | 376) | = | -11.76595743 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Victory Elementary | -82 | ||||||||||||
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 | 77828 | 2379 | - | 2436 | = | -57 | * | (74 | / | 376) | = | -11.21808507 | ||
| 4 | 77829 | 2415 | - | 2485 | = | -70 | * | (60 | / | 376) | = | -11.17021276 | ||
| 5 | 77830 | 2429 | - | 2528 | = | -99 | * | (57 | / | 376) | = | -15.00797866 | ||
| 6 | 77831 | 2441 | - | 2552 | = | -111 | * | (56 | / | 376) | = | -16.53191487 | ||
| 7 | 77832 | 2469 | - | 2567 | = | -98 | * | (68 | / | 376) | = | -17.72340417 | ||
| 8 | 77833 | 2482 | - | 2586 | = | -104 | * | (61 | / | 376) | = | -16.87234037 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Victory Elementary | -89 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -84 | -89 | -86 | -82 | -89 | -430.0 | -86.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -77.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -95.0
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 | 82% | 85% | 82% | 89% | 81% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Stockton Unified school district | County of San Joaquin
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.
Victory Elementary math proficiency
Zero+ meets standard.
78% less $meal
78% less $meal
77% less $meal
84% less $meal
76% 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.