Esperanza Elementary (Data source)
Source data for Esperanza 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 | 1143591 | 2435 | - | 2436 | = | -1 | * | (180 | / | 601) | = | -0.29950083 | ||
| 4 | 1143594 | 2460 | - | 2485 | = | -25 | * | (148 | / | 601) | = | -6.15640598 | ||
| 5 | 1143595 | 2485 | - | 2528 | = | -43 | * | (168 | / | 601) | = | -12.01996669 | ||
| 6 | 1143598 | 2498 | - | 2552 | = | -54 | * | (105 | / | 601) | = | -9.43427617 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Esperanza 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 | 35595 | 2434 | - | 2436 | = | -2 | * | (168 | / | 624) | = | -0.53846154 | ||
| 4 | 35598 | 2462 | - | 2485 | = | -23 | * | (172 | / | 624) | = | -6.33974358 | ||
| 5 | 35599 | 2469 | - | 2528 | = | -59 | * | (148 | / | 624) | = | -13.99358973 | ||
| 6 | 35601 | 2492 | - | 2552 | = | -60 | * | (136 | / | 624) | = | -13.07692302 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Esperanza Elementary | -34 | ||||||||||||
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 | 36297 | 2427 | - | 2436 | = | -9 | * | (157 | / | 620) | = | -2.27903225 | ||
| 4 | 36300 | 2452 | - | 2485 | = | -33 | * | (173 | / | 620) | = | -9.20806451 | ||
| 5 | 36302 | 2470 | - | 2528 | = | -58 | * | (182 | / | 620) | = | -17.02580645 | ||
| 6 | 36303 | 2481 | - | 2552 | = | -71 | * | (108 | / | 620) | = | -12.36774191 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Esperanza Elementary | -41 | ||||||||||||
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 | 36284 | 2430 | - | 2436 | = | -6 | * | (152 | / | 622) | = | -1.46623794 | ||
| 4 | 36286 | 2451 | - | 2485 | = | -34 | * | (157 | / | 622) | = | -8.58199355 | ||
| 5 | 36288 | 2484 | - | 2528 | = | -44 | * | (168 | / | 622) | = | -11.88424437 | ||
| 6 | 36290 | 2520 | - | 2552 | = | -32 | * | (145 | / | 622) | = | -7.45980707 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Esperanza Elementary | -29 | ||||||||||||
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 | 36451 | 2415 | - | 2436 | = | -21 | * | (189 | / | 623) | = | -6.37078651 | ||
| 4 | 36452 | 2461 | - | 2485 | = | -24 | * | (143 | / | 623) | = | -5.50882824 | ||
| 5 | 36453 | 2482 | - | 2528 | = | -46 | * | (159 | / | 623) | = | -11.73996788 | ||
| 6 | 36454 | 2510 | - | 2552 | = | -42 | * | (132 | / | 623) | = | -8.89887638 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Esperanza Elementary | -33 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -28 | -34 | -41 | -29 | -33 | -165.0 | -33.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -18.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -48.0
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 | 36% | 43% | 42% | 48% | 51% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Westside Union 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.
Esperanza Elementary math proficiency
Zero+ meets standard.
28% less $meal
33% less $meal
35% less $meal
42% 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.