Legore Elementary (Data source)
Source data for Legore 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 | 691280 | 2412 | - | 2436 | = | -24 | * | (75 | / | 267) | = | -6.74157302 | ||
| 4 | 691281 | 2445 | - | 2485 | = | -40 | * | (61 | / | 267) | = | -9.13857676 | ||
| 5 | 691284 | 2477 | - | 2528 | = | -51 | * | (74 | / | 267) | = | -14.13483146 | ||
| 6 | 691285 | 2501 | - | 2552 | = | -51 | * | (57 | / | 267) | = | -10.88764045 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Legore Elementary | -41 | ||||||||||||
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 | 21857 | 2397 | - | 2436 | = | -39 | * | (77 | / | 288) | = | -10.42708333 | ||
| 4 | 21858 | 2446 | - | 2485 | = | -39 | * | (75 | / | 288) | = | -10.15624997 | ||
| 5 | 21860 | 2476 | - | 2528 | = | -52 | * | (60 | / | 288) | = | -10.83333332 | ||
| 6 | 21863 | 2497 | - | 2552 | = | -55 | * | (76 | / | 288) | = | -14.51388884 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Legore Elementary | -46 | ||||||||||||
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 | 22274 | 2440 | - | 2436 | = | 4 | * | (64 | / | 270) | = | 0.94814815 | ||
| 4 | 22276 | 2429 | - | 2485 | = | -56 | * | (70 | / | 270) | = | -14.5185185 | ||
| 5 | 22278 | 2488 | - | 2528 | = | -40 | * | (77 | / | 270) | = | -11.4074074 | ||
| 6 | 22279 | 2489 | - | 2552 | = | -63 | * | (59 | / | 270) | = | -13.76666663 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Legore Elementary | -39 | ||||||||||||
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 | 22261 | 2452 | - | 2436 | = | 16 | * | (64 | / | 266) | = | 3.84962405 | ||
| 4 | 22262 | 2498 | - | 2485 | = | 13 | * | (59 | / | 266) | = | 2.88345864 | ||
| 5 | 22265 | 2471 | - | 2528 | = | -57 | * | (71 | / | 266) | = | -15.2142857 | ||
| 6 | 22266 | 2528 | - | 2552 | = | -24 | * | (72 | / | 266) | = | -6.49624058 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Legore Elementary | -15 | ||||||||||||
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 | 22439 | 2501 | - | 2436 | = | 65 | * | (55 | / | 244) | = | 14.65163934 | ||
| 4 | 22440 | 2501 | - | 2485 | = | 16 | * | (59 | / | 244) | = | 3.86885245 | ||
| 5 | 22441 | 2534 | - | 2528 | = | 6 | * | (56 | / | 244) | = | 1.37704918 | ||
| 6 | 22442 | 2494 | - | 2552 | = | -58 | * | (74 | / | 244) | = | -17.5901639 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Legore Elementary | 2 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -41 | -46 | -39 | -15 | 2 | -139.0 | -27.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 32.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -87.8
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 | 93% | 93% | 92% | 94% | 95% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
El Monte City 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.
Legore Elementary math proficiency
Zero+ meets standard.
85% less $meal
83% less $meal
83% less $meal
86% less $meal
86% 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.