Lakeland Elementary (Data source)
Source data for Lakeland 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 | 757645 | 2408 | - | 2436 | = | -28 | * | (54 | / | 151) | = | -10.01324503 | ||
| 4 | 757646 | 2462 | - | 2485 | = | -23 | * | (48 | / | 151) | = | -7.31125826 | ||
| 5 | 757649 | 2496 | - | 2528 | = | -32 | * | (49 | / | 151) | = | -10.38410595 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lakeland Elementary | -28 | ||||||||||||
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 | 23800 | 2413 | - | 2436 | = | -23 | * | (40 | / | 136) | = | -6.76470588 | ||
| 4 | 23802 | 2496 | - | 2485 | = | 11 | * | (50 | / | 136) | = | 4.04411764 | ||
| 5 | 23805 | 2500 | - | 2528 | = | -28 | * | (46 | / | 136) | = | -9.47058823 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lakeland Elementary | -12 | ||||||||||||
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 | 24299 | 2422 | - | 2436 | = | -14 | * | (59 | / | 164) | = | -5.03658536 | ||
| 4 | 24302 | 2475 | - | 2485 | = | -10 | * | (47 | / | 164) | = | -2.86585365 | ||
| 5 | 24304 | 2513 | - | 2528 | = | -15 | * | (58 | / | 164) | = | -5.30487804 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lakeland Elementary | -13 | ||||||||||||
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 | 24322 | 2442 | - | 2436 | = | 6 | * | (43 | / | 148) | = | 1.74324324 | ||
| 4 | 24325 | 2487 | - | 2485 | = | 2 | * | (60 | / | 148) | = | 0.81081081 | ||
| 5 | 24326 | 2500 | - | 2528 | = | -28 | * | (45 | / | 148) | = | -8.51351351 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lakeland Elementary | -6 | ||||||||||||
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 | 24492 | 2415 | - | 2436 | = | -21 | * | (50 | / | 158) | = | -6.64556962 | ||
| 4 | 24493 | 2499 | - | 2485 | = | 14 | * | (44 | / | 158) | = | 3.89873417 | ||
| 5 | 24494 | 2520 | - | 2528 | = | -8 | * | (64 | / | 158) | = | -3.24050633 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lakeland Elementary | -6 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -28 | -12 | -13 | -6 | -6 | -65.0 | -13.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 14.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -40.0
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 | 76% | 74% | 74% | 76% | 78% |
| 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.
Lakeland Elementary math proficiency
Zero+ meets standard.
53% less $meal
50% less $meal
51% less $meal
56% 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 Little Lake City Elementary (7)
| Cresson Elementary | Jersey Avenue Elementary | Lakeland Elementary |
| Lakeview Elementary | Paddison Elementary | Studebaker Elementary |
| William W. Orr Elementary |