Lakeview Elementary (Data source)
Source data for Lakeview 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 | 758189 | 2411 | - | 2436 | = | -25 | * | (88 | / | 269) | = | -8.17843865 | ||
| 4 | 758190 | 2447 | - | 2485 | = | -38 | * | (82 | / | 269) | = | -11.58364309 | ||
| 5 | 758193 | 2462 | - | 2528 | = | -66 | * | (99 | / | 269) | = | -24.28996277 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lakeview Elementary | -44 | ||||||||||||
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 | 23817 | 2438 | - | 2436 | = | 2 | * | (105 | / | 280) | = | 0.75 | ||
| 4 | 23818 | 2479 | - | 2485 | = | -6 | * | (91 | / | 280) | = | -1.95 | ||
| 5 | 23821 | 2513 | - | 2528 | = | -15 | * | (84 | / | 280) | = | -4.5 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lakeview Elementary | -6 | ||||||||||||
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 | 24315 | 2440 | - | 2436 | = | 4 | * | (89 | / | 304) | = | 1.17105263 | ||
| 4 | 24318 | 2484 | - | 2485 | = | -1 | * | (115 | / | 304) | = | -0.37828947 | ||
| 5 | 24319 | 2516 | - | 2528 | = | -12 | * | (100 | / | 304) | = | -3.94736842 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lakeview Elementary | -3 | ||||||||||||
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 | 24338 | 2437 | - | 2436 | = | 1 | * | (79 | / | 287) | = | 0.27526132 | ||
| 4 | 24340 | 2491 | - | 2485 | = | 6 | * | (91 | / | 287) | = | 1.90243902 | ||
| 5 | 24342 | 2496 | - | 2528 | = | -32 | * | (117 | / | 287) | = | -13.04529616 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lakeview Elementary | -11 | ||||||||||||
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 | 24508 | 2441 | - | 2436 | = | 5 | * | (86 | / | 264) | = | 1.62878788 | ||
| 4 | 24509 | 2510 | - | 2485 | = | 25 | * | (85 | / | 264) | = | 8.0492424 | ||
| 5 | 24510 | 2494 | - | 2528 | = | -34 | * | (93 | / | 264) | = | -11.97727272 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lakeview Elementary | -2 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -44 | -6 | -3 | -11 | -2 | -66.0 | -13.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 37.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -64.2
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 | 60% | 63% | 63% | 65% | 64% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Little Lake City Elementary 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.
Lakeview Elementary math proficiency
Zero+ meets standard.
41% less $meal
45% less $meal
43% less $meal
47% less $meal
43% 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 Little Lake City Elementary (7)
| Cresson Elementary | Jersey Avenue Elementary | Lakeland Elementary |
| Lakeview Elementary | Paddison Elementary | Studebaker Elementary |
| William W. Orr Elementary |