Fair Oaks Ranch Community (Data source)
Source data for Fair Oaks Ranch Community
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 | 1123302 | 2453 | - | 2436 | = | 17 | * | (134 | / | 525) | = | 4.33904762 | ||
| 4 | 1123303 | 2491 | - | 2485 | = | 6 | * | (133 | / | 525) | = | 1.52 | ||
| 5 | 1123306 | 2530 | - | 2528 | = | 2 | * | (134 | / | 525) | = | 0.51047619 | ||
| 6 | 1123307 | 2544 | - | 2552 | = | -8 | * | (124 | / | 525) | = | -1.88952381 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Fair Oaks Ranch Community | 4 | ||||||||||||
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 | 35066 | 2453 | - | 2436 | = | 17 | * | (135 | / | 549) | = | 4.18032786 | ||
| 4 | 35068 | 2496 | - | 2485 | = | 11 | * | (134 | / | 549) | = | 2.6848816 | ||
| 5 | 35070 | 2534 | - | 2528 | = | 6 | * | (139 | / | 549) | = | 1.51912568 | ||
| 6 | 35071 | 2539 | - | 2552 | = | -13 | * | (141 | / | 549) | = | -3.33879781 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Fair Oaks Ranch Community | 5 | ||||||||||||
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 | 35733 | 2443 | - | 2436 | = | 7 | * | (133 | / | 552) | = | 1.6865942 | ||
| 4 | 35735 | 2489 | - | 2485 | = | 4 | * | (142 | / | 552) | = | 1.0289855 | ||
| 5 | 35738 | 2518 | - | 2528 | = | -10 | * | (140 | / | 552) | = | -2.53623188 | ||
| 6 | 35740 | 2550 | - | 2552 | = | -2 | * | (137 | / | 552) | = | -0.49637681 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Fair Oaks Ranch Community | 0 | ||||||||||||
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 | 35744 | 2439 | - | 2436 | = | 3 | * | (127 | / | 530) | = | 0.71886792 | ||
| 4 | 35745 | 2489 | - | 2485 | = | 4 | * | (134 | / | 530) | = | 1.01132075 | ||
| 5 | 35748 | 2518 | - | 2528 | = | -10 | * | (130 | / | 530) | = | -2.45283018 | ||
| 6 | 35749 | 2548 | - | 2552 | = | -4 | * | (139 | / | 530) | = | -1.0490566 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Fair Oaks Ranch Community | -2 | ||||||||||||
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 | 35913 | 2436 | - | 2436 | = | 0 | * | (128 | / | 543) | = | 0.0 | ||
| 4 | 35914 | 2492 | - | 2485 | = | 7 | * | (139 | / | 543) | = | 1.79189687 | ||
| 5 | 35915 | 2517 | - | 2528 | = | -11 | * | (140 | / | 543) | = | -2.83609576 | ||
| 6 | 35916 | 2545 | - | 2552 | = | -7 | * | (136 | / | 543) | = | -1.75322284 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Fair Oaks Ranch Community | -3 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 4 | 5 | 0 | -2 | -3 | 4.0 | 0.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 13.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -11.0
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 | 41% | 40% | 40% | 40% | 41% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Sulphur Springs Union school district | County of Los Angeles
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.
Fair Oaks Ranch Community math proficiency
Zero+ meets standard.
30% less $meal
31% less $meal
31% less $meal
35% 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.