Adobe Bluffs Elementary (Data source)
Source data for Adobe Bluffs 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 | 2212114 | 2486 | - | 2436 | = | 50 | * | (53 | / | 186) | = | 14.2473118 | ||
| 4 | 2212117 | 2558 | - | 2485 | = | 73 | * | (68 | / | 186) | = | 26.68817198 | ||
| 5 | 2212118 | 2578 | - | 2528 | = | 50 | * | (65 | / | 186) | = | 17.47311825 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Adobe Bluffs Elementary | 58 | ||||||||||||
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 | 67882 | 2510 | - | 2436 | = | 74 | * | (54 | / | 174) | = | 22.9655172 | ||
| 4 | 67884 | 2534 | - | 2485 | = | 49 | * | (54 | / | 174) | = | 15.20689652 | ||
| 5 | 67885 | 2589 | - | 2528 | = | 61 | * | (66 | / | 174) | = | 23.13793098 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Adobe Bluffs Elementary | 61 | ||||||||||||
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 | 69682 | 2510 | - | 2436 | = | 74 | * | (54 | / | 162) | = | 24.66666664 | ||
| 4 | 69685 | 2535 | - | 2485 | = | 50 | * | (52 | / | 162) | = | 16.0493827 | ||
| 5 | 69687 | 2562 | - | 2528 | = | 34 | * | (56 | / | 162) | = | 11.75308641 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Adobe Bluffs Elementary | 52 | ||||||||||||
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 | 69846 | 2519 | - | 2436 | = | 83 | * | (51 | / | 167) | = | 25.34730534 | ||
| 4 | 69847 | 2555 | - | 2485 | = | 70 | * | (57 | / | 167) | = | 23.89221555 | ||
| 5 | 69850 | 2564 | - | 2528 | = | 36 | * | (59 | / | 167) | = | 12.71856287 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Adobe Bluffs Elementary | 62 | ||||||||||||
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 | 70367 | 2538 | - | 2436 | = | 102 | * | (50 | / | 175) | = | 29.14285707 | ||
| 4 | 70368 | 2563 | - | 2485 | = | 78 | * | (63 | / | 175) | = | 28.08 | ||
| 5 | 70369 | 2588 | - | 2528 | = | 60 | * | (62 | / | 175) | = | 21.25714284 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Adobe Bluffs Elementary | 78 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 58 | 61 | 52 | 62 | 78 | 311.0 | 62.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 89.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 35.2
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 | 11% | 10% | 8% | 12% | 12% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Poway Unified school district | County of San Diego
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.
Adobe Bluffs Elementary math proficiency
Zero+ meets standard.
8% less $meal
6% less $meal
7% less $meal
11% less $meal
10% 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.