West Sacramento Early College Prep Charter (Data source)
Source data for West Sacramento Early College Prep Charter
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 |
||
| 6 | 3177436 | 2470 | - | 2552 | = | -82 | * | ( | / | ) | = | |||
| 7 | 3177439 | 2482 | - | 2567 | = | -85 | * | ( | / | ) | = | |||
| 8 | 3177440 | 2438 | - | 2586 | = | -148 | * | ( | / | ) | = | |||
| 11 | 3177443 | 2486 | - | 2628 | = | -142 | * | ( | / | ) | = | |||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for West Sacramento Early College Prep Charter | |||||||||||||
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 |
||
| 6 | 97914 | 0 | - | 2552 | = | * | ( | / | ) | = | ||||
| 7 | 97916 | 0 | - | 2567 | = | * | ( | / | ) | = | ||||
| 8 | 97918 | 2445 | - | 2586 | = | -141 | * | ( | / | ) | = | |||
| 11 | 97921 | 2444 | - | 2628 | = | -184 | * | ( | / | ) | = | |||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for West Sacramento Early College Prep Charter | |||||||||||||
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 |
||
| 11 | 100769 | 0 | - | 2628 | = | * | ( | / | ) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for West Sacramento Early College Prep Charter | |||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | Sum | Average |
|---|---|---|---|---|
| 0.0 | 0.0 |
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 | |
|---|---|---|---|
| Percent | 66% | 19% | 18% |
| Data source | 2015 data file | 2016 data file | 2017 data file |
Washington Unified school district | County of Yolo
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.