Del Rey Woods Elementary (Data source)
Source data for Del Rey Woods 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 | 1352123 | 2408 | - | 2436 | = | -28 | * | (85 | / | 215) | = | -11.06976744 | ||
| 4 | 1352124 | 2446 | - | 2485 | = | -39 | * | (69 | / | 215) | = | -12.51627905 | ||
| 5 | 1352127 | 2492 | - | 2528 | = | -36 | * | (61 | / | 215) | = | -10.21395348 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Del Rey Woods Elementary | -34 | ||||||||||||
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 | 42573 | 2441 | - | 2436 | = | 5 | * | (75 | / | 220) | = | 1.70454545 | ||
| 4 | 42574 | 2492 | - | 2485 | = | 7 | * | (81 | / | 220) | = | 2.57727273 | ||
| 5 | 42577 | 2532 | - | 2528 | = | 4 | * | (64 | / | 220) | = | 1.16363636 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Del Rey Woods Elementary | 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 | 43641 | 2449 | - | 2436 | = | 13 | * | (91 | / | 241) | = | 4.90871368 | ||
| 4 | 43643 | 2485 | - | 2485 | = | 0 | * | (68 | / | 241) | = | 0.0 | ||
| 5 | 43646 | 2528 | - | 2528 | = | 0 | * | (82 | / | 241) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Del Rey Woods Elementary | 5 | ||||||||||||
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 | 43664 | 2414 | - | 2436 | = | -22 | * | (67 | / | 228) | = | -6.46491228 | ||
| 4 | 43667 | 2474 | - | 2485 | = | -11 | * | (89 | / | 228) | = | -4.29385965 | ||
| 5 | 43668 | 2537 | - | 2528 | = | 9 | * | (72 | / | 228) | = | 2.84210526 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Del Rey Woods Elementary | -8 | ||||||||||||
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 | 43791 | 2419 | - | 2436 | = | -17 | * | (68 | / | 207) | = | -5.58454106 | ||
| 4 | 43792 | 2474 | - | 2485 | = | -11 | * | (56 | / | 207) | = | -2.9758454 | ||
| 5 | 43793 | 2513 | - | 2528 | = | -15 | * | (83 | / | 207) | = | -6.01449275 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Del Rey Woods Elementary | -15 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -34 | 5 | 5 | -8 | -15 | -47.0 | -9.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 38.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -57.4
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 | 95% | 94% | 91% | 89% | 91% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Monterey Peninsula Unified school district | County of Monterey
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.
Del Rey Woods Elementary math proficiency
Zero+ meets standard.
79% less $meal
81% less $meal
73% less $meal
74% less $meal
77% 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.