Laguna Vista Elementary (Data source)
Source data for Laguna Vista 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 | 3112486 | 2397 | - | 2436 | = | -39 | * | (109 | / | 271) | = | -15.68634686 | ||
| 4 | 3112489 | 2412 | - | 2485 | = | -73 | * | (89 | / | 271) | = | -23.97416973 | ||
| 5 | 3112490 | 2464 | - | 2528 | = | -64 | * | (73 | / | 271) | = | -17.23985235 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Laguna Vista Elementary | -57 | ||||||||||||
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 | 95986 | 2389 | - | 2436 | = | -47 | * | (73 | / | 260) | = | -13.19615381 | ||
| 4 | 95988 | 2406 | - | 2485 | = | -79 | * | (97 | / | 260) | = | -29.47307692 | ||
| 5 | 95991 | 2448 | - | 2528 | = | -80 | * | (90 | / | 260) | = | -27.69230768 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Laguna Vista Elementary | -70 | ||||||||||||
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 | 98757 | 2372 | - | 2436 | = | -64 | * | (77 | / | 239) | = | -20.61924685 | ||
| 4 | 98760 | 2421 | - | 2485 | = | -64 | * | (65 | / | 239) | = | -17.40585773 | ||
| 5 | 98761 | 2439 | - | 2528 | = | -89 | * | (97 | / | 239) | = | -36.12133886 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Laguna Vista Elementary | -74 | ||||||||||||
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 | 98916 | 2391 | - | 2436 | = | -45 | * | (75 | / | 218) | = | -15.48165137 | ||
| 4 | 98918 | 2418 | - | 2485 | = | -67 | * | (70 | / | 218) | = | -21.51376144 | ||
| 5 | 98920 | 2449 | - | 2528 | = | -79 | * | (73 | / | 218) | = | -26.45412842 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Laguna Vista Elementary | -63 | ||||||||||||
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 | 99593 | 2379 | - | 2436 | = | -57 | * | (80 | / | 233) | = | -19.57081542 | ||
| 4 | 99594 | 2424 | - | 2485 | = | -61 | * | (79 | / | 233) | = | -20.68240337 | ||
| 5 | 99595 | 2457 | - | 2528 | = | -71 | * | (74 | / | 233) | = | -22.54935619 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Laguna Vista Elementary | -63 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -57 | -70 | -74 | -63 | -63 | -327.0 | -65.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -47.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -83.4
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 | 75% | 77% | 62% | 77% | 74% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Ocean View 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.
Laguna Vista Elementary math proficiency
Zero+ meets standard.
54% less $meal
55% less $meal
50% less $meal
61% less $meal
58% 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.
Elementary School (Public) schools in Ocean View (3)
| Laguna Vista Elementary | Mar Vista Elementary | Tierra Vista Elementary |