University Preparation Charter School at CSU Channel Islands (Data source)
Source data for University Preparation Charter School at CSU Channel Islands
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 | 3129905 | 2412 | - | 2436 | = | -24 | * | (77 | / | 239) | = | -7.73221757 | ||
| 4 | 3129906 | 2459 | - | 2485 | = | -26 | * | (80 | / | 239) | = | -8.70292886 | ||
| 5 | 3129909 | 2482 | - | 2528 | = | -46 | * | (82 | / | 239) | = | -15.78242676 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for University Preparation Charter School at CSU Channel Islands | -32 | ||||||||||||
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 | 96515 | 2391 | - | 2436 | = | -45 | * | (73 | / | 228) | = | -14.40789471 | ||
| 4 | 96517 | 2456 | - | 2485 | = | -29 | * | (80 | / | 228) | = | -10.17543857 | ||
| 5 | 96518 | 2487 | - | 2528 | = | -41 | * | (75 | / | 228) | = | -13.48684209 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for University Preparation Charter School at CSU Channel Islands | -38 | ||||||||||||
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 | 99304 | 2411 | - | 2436 | = | -25 | * | (78 | / | 501) | = | -3.89221555 | ||
| 4 | 99306 | 2443 | - | 2485 | = | -42 | * | (78 | / | 501) | = | -6.53892212 | ||
| 5 | 99308 | 2500 | - | 2528 | = | -28 | * | (85 | / | 501) | = | -4.75049898 | ||
| 6 | 99310 | 2520 | - | 2552 | = | -32 | * | (87 | / | 501) | = | -5.55688621 | ||
| 7 | 99311 | 2528 | - | 2567 | = | -39 | * | (87 | / | 501) | = | -6.77245507 | ||
| 8 | 99314 | 2538 | - | 2586 | = | -48 | * | (86 | / | 501) | = | -8.23952093 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for University Preparation Charter School at CSU Channel Islands | -36 | ||||||||||||
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 | 99462 | 2431 | - | 2436 | = | -5 | * | (85 | / | 508) | = | -0.83661417 | ||
| 4 | 99465 | 2448 | - | 2485 | = | -37 | * | (79 | / | 508) | = | -5.75393701 | ||
| 5 | 99466 | 2476 | - | 2528 | = | -52 | * | (81 | / | 508) | = | -8.29133854 | ||
| 6 | 99469 | 2508 | - | 2552 | = | -44 | * | (90 | / | 508) | = | -7.79527558 | ||
| 7 | 99470 | 2531 | - | 2567 | = | -36 | * | (89 | / | 508) | = | -6.3070866 | ||
| 8 | 99473 | 2556 | - | 2586 | = | -30 | * | (84 | / | 508) | = | -4.9606299 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for University Preparation Charter School at CSU Channel Islands | -34 | ||||||||||||
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 | 100126 | 2412 | - | 2436 | = | -24 | * | (77 | / | 492) | = | -3.75609756 | ||
| 4 | 100127 | 2467 | - | 2485 | = | -18 | * | (84 | / | 492) | = | -3.07317073 | ||
| 5 | 100128 | 2496 | - | 2528 | = | -32 | * | (81 | / | 492) | = | -5.26829267 | ||
| 6 | 100129 | 2497 | - | 2552 | = | -55 | * | (81 | / | 492) | = | -9.05487803 | ||
| 7 | 100130 | 2542 | - | 2567 | = | -25 | * | (89 | / | 492) | = | -4.5223577 | ||
| 8 | 100131 | 2551 | - | 2586 | = | -35 | * | (80 | / | 492) | = | -5.69105691 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for University Preparation Charter School at CSU Channel Islands | -31 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -32 | -38 | -36 | -34 | -31 | -171.0 | -34.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average:
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average:
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 | 56% | 57% | 54% | 50% | 51% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pleasant Valley school district | County of Ventura
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.
