El Capitan Elementary (Data source)
Source data for El Capitan 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 | 1325720 | 2384 | - | 2436 | = | -52 | * | (53 | / | 301) | = | -9.15614617 | ||
| 4 | 1325723 | 2397 | - | 2485 | = | -88 | * | (61 | / | 301) | = | -17.83388702 | ||
| 5 | 1325724 | 2415 | - | 2528 | = | -113 | * | (48 | / | 301) | = | -18.01993349 | ||
| 6 | 1325727 | 2475 | - | 2552 | = | -77 | * | (55 | / | 301) | = | -14.0697674 | ||
| 7 | 1325728 | 2520 | - | 2567 | = | -47 | * | (32 | / | 301) | = | -4.99667772 | ||
| 8 | 1325731 | 2503 | - | 2586 | = | -83 | * | (52 | / | 301) | = | -14.33887043 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for El Capitan Elementary | -78 | ||||||||||||
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 | 41615 | 2398 | - | 2436 | = | -38 | * | (46 | / | 205) | = | -8.52682923 | ||
| 4 | 41617 | 2406 | - | 2485 | = | -79 | * | (54 | / | 205) | = | -20.80975609 | ||
| 5 | 41618 | 2442 | - | 2528 | = | -86 | * | (54 | / | 205) | = | -22.65365852 | ||
| 6 | 41621 | 2499 | - | 2552 | = | -53 | * | (51 | / | 205) | = | -13.18536581 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for El Capitan Elementary | -65 | ||||||||||||
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 | 42644 | 2396 | - | 2436 | = | -40 | * | (54 | / | 199) | = | -10.85427132 | ||
| 4 | 42645 | 2432 | - | 2485 | = | -53 | * | (44 | / | 199) | = | -11.71859293 | ||
| 5 | 42647 | 2437 | - | 2528 | = | -91 | * | (48 | / | 199) | = | -21.94974873 | ||
| 6 | 42650 | 2529 | - | 2552 | = | -23 | * | (53 | / | 199) | = | -6.12562813 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for El Capitan Elementary | -51 | ||||||||||||
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 | 42655 | 2389 | - | 2436 | = | -47 | * | (45 | / | 189) | = | -11.19047619 | ||
| 4 | 42656 | 2410 | - | 2485 | = | -75 | * | (48 | / | 189) | = | -19.04761898 | ||
| 5 | 42659 | 2430 | - | 2528 | = | -98 | * | (45 | / | 189) | = | -23.33333332 | ||
| 6 | 42660 | 2537 | - | 2552 | = | -15 | * | (51 | / | 189) | = | -4.04761904 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for El Capitan Elementary | -58 | ||||||||||||
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 | 42789 | 2380 | - | 2436 | = | -56 | * | (44 | / | 181) | = | -13.61325963 | ||
| 4 | 42790 | 2430 | - | 2485 | = | -55 | * | (43 | / | 181) | = | -13.0662983 | ||
| 5 | 42791 | 2428 | - | 2528 | = | -100 | * | (48 | / | 181) | = | -26.519337 | ||
| 6 | 42792 | 2537 | - | 2552 | = | -15 | * | (46 | / | 181) | = | -3.81215469 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for El Capitan Elementary | -57 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -78 | -65 | -51 | -58 | -57 | -309.0 | -61.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -31.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -91.8
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 | 87% | 84% | 89% | 87% | 91% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Delhi Unified school district | County of Merced
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.
El Capitan Elementary math proficiency
Zero+ meets standard.
79% less $meal
75% less $meal
83% less $meal
80% less $meal
84% 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 Delhi Unified (3)
| El Capitan Elementary | Harmony Elementary | Schendel Elementary |