Cesar E. Chavez Elementary (Data source)
Source data for Cesar E. Chavez 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 | 1340282 | 2374 | - | 2436 | = | -62 | * | (142 | / | 495) | = | -17.78585853 | ||
| 4 | 1340285 | 2390 | - | 2485 | = | -95 | * | (115 | / | 495) | = | -22.07070704 | ||
| 5 | 1340286 | 2452 | - | 2528 | = | -76 | * | (118 | / | 495) | = | -18.11717169 | ||
| 6 | 1340289 | 2439 | - | 2552 | = | -113 | * | (120 | / | 495) | = | -27.39393935 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Cesar E. Chavez Elementary | -85 | ||||||||||||
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 | 42140 | 2413 | - | 2436 | = | -23 | * | (104 | / | 478) | = | -5.00418408 | ||
| 4 | 42142 | 2412 | - | 2485 | = | -73 | * | (142 | / | 478) | = | -21.68619242 | ||
| 5 | 42144 | 2428 | - | 2528 | = | -100 | * | (118 | / | 478) | = | -24.6861924 | ||
| 6 | 42146 | 2457 | - | 2552 | = | -95 | * | (114 | / | 478) | = | -22.65690369 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Cesar E. Chavez Elementary | -74 | ||||||||||||
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 | 43182 | 2419 | - | 2436 | = | -17 | * | (121 | / | 490) | = | -4.19795918 | ||
| 4 | 43184 | 2450 | - | 2485 | = | -35 | * | (106 | / | 490) | = | -7.57142855 | ||
| 5 | 43185 | 2440 | - | 2528 | = | -88 | * | (142 | / | 490) | = | -25.50204078 | ||
| 6 | 43188 | 2444 | - | 2552 | = | -108 | * | (121 | / | 490) | = | -26.6693877 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Cesar E. Chavez Elementary | -64 | ||||||||||||
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 | 43189 | 2429 | - | 2436 | = | -7 | * | (111 | / | 472) | = | -1.64618644 | ||
| 4 | 43190 | 2448 | - | 2485 | = | -37 | * | (121 | / | 472) | = | -9.48516948 | ||
| 5 | 43193 | 2470 | - | 2528 | = | -58 | * | (99 | / | 472) | = | -12.1652542 | ||
| 6 | 43194 | 2453 | - | 2552 | = | -99 | * | (141 | / | 472) | = | -29.57415249 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Cesar E. Chavez Elementary | -53 | ||||||||||||
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 | 43312 | 2435 | - | 2436 | = | -1 | * | (102 | / | 422) | = | -0.24170616 | ||
| 4 | 43313 | 2440 | - | 2485 | = | -45 | * | (103 | / | 422) | = | -10.98341231 | ||
| 5 | 43314 | 2483 | - | 2528 | = | -45 | * | (121 | / | 422) | = | -12.90284357 | ||
| 6 | 43315 | 2478 | - | 2552 | = | -74 | * | (96 | / | 422) | = | -16.83412317 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Cesar E. Chavez Elementary | -41 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -85 | -74 | -64 | -53 | -41 | -317.0 | -63.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -12.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -114.4
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 | 89% | 90% | 86% | 91% | 90% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alisal Union school district | County of Monterey
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.
Cesar E. Chavez Elementary math proficiency
Zero+ meets standard.
83% less $meal
85% less $meal
78% less $meal
85% less $meal
83% 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.