Foothill Oak Elementary (Data source)
Source data for Foothill Oak 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 | 2312889 | 2382 | - | 2436 | = | -54 | * | (119 | / | 346) | = | -18.57225429 | ||
| 4 | 2312890 | 2402 | - | 2485 | = | -83 | * | (122 | / | 346) | = | -29.26589595 | ||
| 5 | 2312893 | 2420 | - | 2528 | = | -108 | * | (105 | / | 346) | = | -32.77456646 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Foothill Oak Elementary | -81 | ||||||||||||
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 | 70786 | 2396 | - | 2436 | = | -40 | * | (111 | / | 320) | = | -13.875 | ||
| 4 | 70787 | 2419 | - | 2485 | = | -66 | * | (110 | / | 320) | = | -22.6875 | ||
| 5 | 70789 | 2454 | - | 2528 | = | -74 | * | (99 | / | 320) | = | -22.89375 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Foothill Oak Elementary | -59 | ||||||||||||
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 | 72639 | 2400 | - | 2436 | = | -36 | * | (109 | / | 327) | = | -11.99999999 | ||
| 4 | 72640 | 2430 | - | 2485 | = | -55 | * | (101 | / | 327) | = | -16.98776756 | ||
| 5 | 72642 | 2448 | - | 2528 | = | -80 | * | (117 | / | 327) | = | -28.6238532 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Foothill Oak Elementary | -58 | ||||||||||||
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 | 72767 | 2414 | - | 2436 | = | -22 | * | (121 | / | 314) | = | -8.477707 | ||
| 4 | 72769 | 2436 | - | 2485 | = | -49 | * | (94 | / | 314) | = | -14.66878979 | ||
| 5 | 72771 | 2459 | - | 2528 | = | -69 | * | (99 | / | 314) | = | -21.75477706 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Foothill Oak Elementary | -45 | ||||||||||||
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 | 73243 | 2391 | - | 2436 | = | -45 | * | (92 | / | 300) | = | -13.79999997 | ||
| 4 | 73244 | 2442 | - | 2485 | = | -43 | * | (116 | / | 300) | = | -16.62666664 | ||
| 5 | 73245 | 2479 | - | 2528 | = | -49 | * | (92 | / | 300) | = | -15.02666663 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Foothill Oak Elementary | -45 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -81 | -59 | -58 | -45 | -45 | -288.0 | -57.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -15.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -99.6
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 | 93% | 93% | 95% | 94% | 97% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Vista 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.
Foothill Oak Elementary math proficiency
Zero+ meets standard.
86% less $meal
86% less $meal
82% less $meal
85% less $meal
88% 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.