Alta Vista Public (Data source)
Source data for Alta Vista Public
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 | 1934766 | 0 | - | 2436 | = | * | ( | / | ) | = | ||||
| 4 | 1934767 | 2372 | - | 2485 | = | -113 | * | ( | / | ) | = | |||
| 5 | 1934770 | 2388 | - | 2528 | = | -140 | * | ( | / | ) | = | |||
| 6 | 1934771 | 2391 | - | 2552 | = | -161 | * | ( | / | ) | = | |||
| 7 | 1934774 | 2443 | - | 2567 | = | -124 | * | ( | / | ) | = | |||
| 8 | 1934775 | 2433 | - | 2586 | = | -153 | * | ( | / | ) | = | |||
| 11 | 1934778 | 2437 | - | 2628 | = | -191 | * | ( | / | ) | = | |||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Alta Vista Public | |||||||||||||
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 | 59613 | 0 | - | 2436 | = | * | ( | / | ) | = | ||||
| 4 | 59615 | 2366 | - | 2485 | = | -119 | * | ( | / | ) | = | |||
| 5 | 59616 | 0 | - | 2528 | = | * | ( | / | ) | = | ||||
| 6 | 59619 | 2386 | - | 2552 | = | -166 | * | ( | / | ) | = | |||
| 7 | 59620 | 2416 | - | 2567 | = | -151 | * | ( | / | ) | = | |||
| 8 | 59622 | 2424 | - | 2586 | = | -162 | * | ( | / | ) | = | |||
| 11 | 59625 | 2443 | - | 2628 | = | -185 | * | ( | / | ) | = | |||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Alta Vista Public | |||||||||||||
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 | 61348 | 0 | - | 2436 | = | * | ( | / | ) | = | ||||
| 4 | 61350 | 2392 | - | 2485 | = | -93 | * | ( | / | ) | = | |||
| 5 | 61351 | 2366 | - | 2528 | = | -162 | * | ( | / | ) | = | |||
| 6 | 61354 | 2400 | - | 2552 | = | -152 | * | ( | / | ) | = | |||
| 7 | 61355 | 2429 | - | 2567 | = | -138 | * | ( | / | ) | = | |||
| 8 | 61358 | 2430 | - | 2586 | = | -156 | * | ( | / | ) | = | |||
| 11 | 61360 | 2446 | - | 2628 | = | -182 | * | ( | / | ) | = | |||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Alta Vista Public | |||||||||||||
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 | 89% | 88% | 86% |
| Data source | 2015 data file | 2016 data file | 2017 data file |
Adelanto Elementary school district | County of San Bernardino
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.