Wildwood Elementary (Data source)
Source data for Wildwood 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 | 3157508 | 2473 | - | 2436 | = | 37 | * | (68 | / | 216) | = | 11.64814812 | ||
| 4 | 3157509 | 2528 | - | 2485 | = | 43 | * | (69 | / | 216) | = | 13.73611109 | ||
| 5 | 3157512 | 2545 | - | 2528 | = | 17 | * | (79 | / | 216) | = | 6.21759258 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Wildwood Elementary | 32 | ||||||||||||
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 | 97307 | 2474 | - | 2436 | = | 38 | * | (62 | / | 195) | = | 12.08205125 | ||
| 4 | 97308 | 2519 | - | 2485 | = | 34 | * | (67 | / | 195) | = | 11.68205126 | ||
| 5 | 97311 | 2571 | - | 2528 | = | 43 | * | (66 | / | 195) | = | 14.55384613 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Wildwood Elementary | 38 | ||||||||||||
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 | 100132 | 2486 | - | 2436 | = | 50 | * | (80 | / | 215) | = | 18.60465115 | ||
| 4 | 100133 | 2496 | - | 2485 | = | 11 | * | (65 | / | 215) | = | 3.32558139 | ||
| 5 | 100135 | 2535 | - | 2528 | = | 7 | * | (70 | / | 215) | = | 2.27906977 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Wildwood Elementary | 24 | ||||||||||||
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 | 100286 | 2482 | - | 2436 | = | 46 | * | (76 | / | 224) | = | 15.60714284 | ||
| 4 | 100289 | 2516 | - | 2485 | = | 31 | * | (85 | / | 224) | = | 11.76339284 | ||
| 5 | 100290 | 2524 | - | 2528 | = | -4 | * | (63 | / | 224) | = | -1.125 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Wildwood Elementary | 26 | ||||||||||||
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 | 100951 | 2487 | - | 2436 | = | 51 | * | (79 | / | 254) | = | 15.86220472 | ||
| 4 | 100952 | 2521 | - | 2485 | = | 36 | * | (83 | / | 254) | = | 11.76377951 | ||
| 5 | 100953 | 2533 | - | 2528 | = | 5 | * | (92 | / | 254) | = | 1.81102362 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Wildwood Elementary | 29 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 32 | 38 | 24 | 26 | 29 | 149.0 | 29.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 44.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 14.8
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 | 16% | 14% | 11% | 15% | 15% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Conejo Valley Unified school district | County of Ventura
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.
Wildwood Elementary math proficiency
Zero+ meets standard.
11% less $meal
11% less $meal
10% less $meal
14% less $meal
12% 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.