Rocketship Mosaic Elementary (Data source)
Source data for Rocketship Mosaic 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 | 2654368 | 2462 | - | 2436 | = | 26 | * | (133 | / | 281) | = | 12.30604981 | ||
| 4 | 2654369 | 2506 | - | 2485 | = | 21 | * | (110 | / | 281) | = | 8.22064055 | ||
| 5 | 2654372 | 2517 | - | 2528 | = | -11 | * | (38 | / | 281) | = | -1.48754448 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Rocketship Mosaic Elementary | 19 | ||||||||||||
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 | 80907 | 2466 | - | 2436 | = | 30 | * | (109 | / | 254) | = | 12.87401574 | ||
| 4 | 80909 | 2506 | - | 2485 | = | 21 | * | (112 | / | 254) | = | 9.2598425 | ||
| 5 | 80911 | 2551 | - | 2528 | = | 23 | * | (33 | / | 254) | = | 2.98818896 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Rocketship Mosaic Elementary | 25 | ||||||||||||
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 | 83135 | 2471 | - | 2436 | = | 35 | * | (108 | / | 248) | = | 15.24193545 | ||
| 4 | 83136 | 2519 | - | 2485 | = | 34 | * | (102 | / | 248) | = | 13.98387095 | ||
| 5 | 83139 | 2554 | - | 2528 | = | 26 | * | (38 | / | 248) | = | 3.98387096 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Rocketship Mosaic Elementary | 33 | ||||||||||||
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 | 83353 | 2473 | - | 2436 | = | 37 | * | (96 | / | 235) | = | 15.11489361 | ||
| 4 | 83356 | 2525 | - | 2485 | = | 40 | * | (110 | / | 235) | = | 18.72340424 | ||
| 5 | 83357 | 2586 | - | 2528 | = | 58 | * | (29 | / | 235) | = | 7.15744679 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Rocketship Mosaic Elementary | 41 | ||||||||||||
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 | 83968 | 2508 | - | 2436 | = | 72 | * | (108 | / | 245) | = | 31.73877547 | ||
| 4 | 83969 | 2523 | - | 2485 | = | 38 | * | (95 | / | 245) | = | 14.73469388 | ||
| 5 | 83970 | 2567 | - | 2528 | = | 39 | * | (42 | / | 245) | = | 6.68571427 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Rocketship Mosaic Elementary | 53 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 19 | 25 | 33 | 41 | 53 | 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 | 88% | 82% | 81% | 81% | 74% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Franklin-McKinley Elementary school district | County of Santa Clara
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.
