Fern Drive Elementary (Data source)
Source data for Fern Drive 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 | 1458585 | 2435 | - | 2436 | = | -1 | * | (76 | / | 356) | = | -0.21348315 | ||
| 4 | 1458586 | 2446 | - | 2485 | = | -39 | * | (90 | / | 356) | = | -9.85955053 | ||
| 5 | 1458589 | 2486 | - | 2528 | = | -42 | * | (92 | / | 356) | = | -10.85393257 | ||
| 6 | 1458590 | 2545 | - | 2552 | = | -7 | * | (98 | / | 356) | = | -1.92696629 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Fern Drive Elementary | -23 | ||||||||||||
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 | 45838 | 2425 | - | 2436 | = | -11 | * | (84 | / | 332) | = | -2.78313253 | ||
| 4 | 45841 | 2491 | - | 2485 | = | 6 | * | (76 | / | 332) | = | 1.37349397 | ||
| 5 | 45843 | 2471 | - | 2528 | = | -57 | * | (78 | / | 332) | = | -13.39156626 | ||
| 6 | 45845 | 2550 | - | 2552 | = | -2 | * | (94 | / | 332) | = | -0.56626506 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Fern Drive Elementary | -15 | ||||||||||||
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 | 47064 | 2408 | - | 2436 | = | -28 | * | (77 | / | 303) | = | -7.11551154 | ||
| 4 | 47067 | 2469 | - | 2485 | = | -16 | * | (80 | / | 303) | = | -4.22442243 | ||
| 5 | 47068 | 2488 | - | 2528 | = | -40 | * | (76 | / | 303) | = | -10.03300328 | ||
| 6 | 47070 | 2500 | - | 2552 | = | -52 | * | (70 | / | 303) | = | -12.0132013 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Fern Drive Elementary | -33 | ||||||||||||
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 | 47075 | 2447 | - | 2436 | = | 11 | * | (77 | / | 313) | = | 2.70607028 | ||
| 4 | 47076 | 2468 | - | 2485 | = | -17 | * | (82 | / | 313) | = | -4.45367411 | ||
| 5 | 47079 | 2487 | - | 2528 | = | -41 | * | (76 | / | 313) | = | -9.95527154 | ||
| 6 | 47080 | 2552 | - | 2552 | = | 0 | * | (78 | / | 313) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Fern Drive Elementary | -12 | ||||||||||||
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 | 47252 | 2453 | - | 2436 | = | 17 | * | (56 | / | 285) | = | 3.34035088 | ||
| 4 | 47253 | 2508 | - | 2485 | = | 23 | * | (76 | / | 285) | = | 6.13333332 | ||
| 5 | 47254 | 2497 | - | 2528 | = | -31 | * | (81 | / | 285) | = | -8.81052631 | ||
| 6 | 47255 | 2554 | - | 2552 | = | 2 | * | (72 | / | 285) | = | 0.50526316 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Fern Drive Elementary | 1 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -23 | -15 | -33 | -12 | 1 | -82.0 | -16.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 19.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -52.4
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 | 25% | 32% | 29% | 27% | 37% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fullerton Elementary school district | County of Orange
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.
Fern Drive Elementary math proficiency
Zero+ meets standard.
21% less $meal
27% less $meal
24% less $meal
25% less $meal
33% 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.