Alisal Elementary (Data source)
Source data for Alisal 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 | 120040 | 2473 | - | 2436 | = | 37 | * | (95 | / | 337) | = | 10.43026703 | ||
| 4 | 120041 | 2507 | - | 2485 | = | 22 | * | (113 | / | 337) | = | 7.37685458 | ||
| 5 | 120044 | 2553 | - | 2528 | = | 25 | * | (129 | / | 337) | = | 9.56973293 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Alisal Elementary | 27 | ||||||||||||
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 | 3337 | 2497 | - | 2436 | = | 61 | * | (74 | / | 302) | = | 14.94701983 | ||
| 4 | 3340 | 2520 | - | 2485 | = | 35 | * | (95 | / | 302) | = | 11.00993376 | ||
| 5 | 3342 | 2560 | - | 2528 | = | 32 | * | (133 | / | 302) | = | 14.0927152 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Alisal Elementary | 40 | ||||||||||||
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 | 3456 | 2465 | - | 2436 | = | 29 | * | (114 | / | 300) | = | 11.02 | ||
| 4 | 3457 | 2527 | - | 2485 | = | 42 | * | (87 | / | 300) | = | 12.18 | ||
| 5 | 3460 | 2538 | - | 2528 | = | 10 | * | (99 | / | 300) | = | 3.3 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Alisal Elementary | 27 | ||||||||||||
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 | 3455 | 2469 | - | 2436 | = | 33 | * | (107 | / | 338) | = | 10.44674555 | ||
| 4 | 3458 | 2518 | - | 2485 | = | 33 | * | (131 | / | 338) | = | 12.78994081 | ||
| 5 | 3459 | 2558 | - | 2528 | = | 30 | * | (100 | / | 338) | = | 8.87573964 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Alisal Elementary | 32 | ||||||||||||
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 | 3501 | 2478 | - | 2436 | = | 42 | * | (127 | / | 359) | = | 14.85793869 | ||
| 4 | 3502 | 2522 | - | 2485 | = | 37 | * | (105 | / | 359) | = | 10.821727 | ||
| 5 | 3503 | 2554 | - | 2528 | = | 26 | * | (127 | / | 359) | = | 9.19777157 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Alisal Elementary | 35 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 27 | 40 | 27 | 32 | 35 | 161.0 | 32.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 47.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 17.2
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 | 9% | 8% | 7% | 8% | 8% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pleasanton 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.
Alisal Elementary math proficiency
Zero+ meets standard.
7% less $meal
7% less $meal
5% less $meal
7% less $meal
7% 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.