Merced Elementary (Data source)
Source data for Merced 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 | 1140577 | 2449 | - | 2436 | = | 13 | * | (95 | / | 279) | = | 4.4265233 | ||
| 4 | 1140578 | 2463 | - | 2485 | = | -22 | * | (90 | / | 279) | = | -7.09677419 | ||
| 5 | 1140581 | 2529 | - | 2528 | = | 1 | * | (94 | / | 279) | = | 0.33691756 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Merced Elementary | -2 | ||||||||||||
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 | 35513 | 2445 | - | 2436 | = | 9 | * | (94 | / | 273) | = | 3.0989011 | ||
| 4 | 35515 | 2514 | - | 2485 | = | 29 | * | (91 | / | 273) | = | 9.66666666 | ||
| 5 | 35517 | 2514 | - | 2528 | = | -14 | * | (88 | / | 273) | = | -4.51282051 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Merced Elementary | 8 | ||||||||||||
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 | 36217 | 2455 | - | 2436 | = | 19 | * | (96 | / | 280) | = | 6.5142857 | ||
| 4 | 36220 | 2519 | - | 2485 | = | 34 | * | (88 | / | 280) | = | 10.68571428 | ||
| 5 | 36221 | 2529 | - | 2528 | = | 1 | * | (96 | / | 280) | = | 0.34285714 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Merced Elementary | 18 | ||||||||||||
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 | 36203 | 2464 | - | 2436 | = | 28 | * | (100 | / | 290) | = | 9.65517241 | ||
| 4 | 36205 | 2528 | - | 2485 | = | 43 | * | (100 | / | 290) | = | 14.8275862 | ||
| 5 | 36207 | 2528 | - | 2528 | = | 0 | * | (90 | / | 290) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Merced Elementary | 24 | ||||||||||||
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 | 36370 | 2461 | - | 2436 | = | 25 | * | (97 | / | 287) | = | 8.44947735 | ||
| 4 | 36371 | 2533 | - | 2485 | = | 48 | * | (95 | / | 287) | = | 15.8885017 | ||
| 5 | 36372 | 2561 | - | 2528 | = | 33 | * | (95 | / | 287) | = | 10.92334492 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Merced Elementary | 35 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -2 | 8 | 18 | 24 | 35 | 83.0 | 16.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 58.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -25.4
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 | 68% | 66% | 68% | 68% | 69% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
West Covina Unified 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.
Merced Elementary math proficiency
Zero+ meets standard.
53% less $meal
48% less $meal
49% less $meal
54% less $meal
60% 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 West Covina Unified (8)
| California Elementary | Cameron Elementary | Merced Elementary |
| Merlinda Elementary | Monte Vista Elementary | Orangewood Elementary |
| Vine Elementary | Wescove Elementary |