Jackson Avenue Elementary (Data source)
Source data for Jackson Avenue 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 | 57874 | 2449 | - | 2436 | = | 13 | * | (81 | / | 234) | = | 4.5 | ||
| 4 | 57875 | 2468 | - | 2485 | = | -17 | * | (77 | / | 234) | = | -5.59401709 | ||
| 5 | 57878 | 2531 | - | 2528 | = | 3 | * | (76 | / | 234) | = | 0.97435897 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Jackson Avenue Elementary | 0 | ||||||||||||
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 | 1533 | 2451 | - | 2436 | = | 15 | * | (83 | / | 232) | = | 5.3663793 | ||
| 4 | 1535 | 2485 | - | 2485 | = | 0 | * | (76 | / | 232) | = | 0.0 | ||
| 5 | 1537 | 2521 | - | 2528 | = | -7 | * | (73 | / | 232) | = | -2.2025862 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Jackson Avenue Elementary | 3 | ||||||||||||
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 | 1582 | 2446 | - | 2436 | = | 10 | * | (82 | / | 241) | = | 3.40248962 | ||
| 4 | 1583 | 2491 | - | 2485 | = | 6 | * | (88 | / | 241) | = | 2.19087137 | ||
| 5 | 1586 | 2526 | - | 2528 | = | -2 | * | (71 | / | 241) | = | -0.58921162 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Jackson Avenue Elementary | 5 | ||||||||||||
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 | 1597 | 2480 | - | 2436 | = | 44 | * | (90 | / | 268) | = | 14.77611938 | ||
| 4 | 1599 | 2474 | - | 2485 | = | -11 | * | (84 | / | 268) | = | -3.44776119 | ||
| 5 | 1601 | 2505 | - | 2528 | = | -23 | * | (94 | / | 268) | = | -8.06716416 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Jackson Avenue Elementary | 3 | ||||||||||||
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 | 1623 | 2486 | - | 2436 | = | 50 | * | (69 | / | 237) | = | 14.556962 | ||
| 4 | 1624 | 2480 | - | 2485 | = | -5 | * | (91 | / | 237) | = | -1.91983122 | ||
| 5 | 1625 | 2501 | - | 2528 | = | -27 | * | (77 | / | 237) | = | -8.77215188 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Jackson Avenue Elementary | 4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 0 | 3 | 5 | 3 | 4 | 15.0 | 3.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 3.75
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 3.75
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 | 47% | 42% | 43% | 41% | 39% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Livermore Valley Joint Unified school district | County of Alameda
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.
Jackson Avenue Elementary math proficiency
Zero+ meets standard.
38% less $meal
35% less $meal
37% less $meal
38% 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.