Yu Ming Charter (Data source)
Source data for Yu Ming 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 |
||
| 3 | 3006 | 2512 | - | 2436 | = | 76 | * | (52 | / | 97) | = | 40.74226802 | ||
| 4 | 3009 | 2551 | - | 2485 | = | 66 | * | (45 | / | 97) | = | 30.61855665 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Yu Ming Charter | 71 | ||||||||||||
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 | 63 | 2503 | - | 2436 | = | 67 | * | (51 | / | 149) | = | 22.93288589 | ||
| 4 | 65 | 2566 | - | 2485 | = | 81 | * | (53 | / | 149) | = | 28.81208046 | ||
| 5 | 68 | 2584 | - | 2528 | = | 56 | * | (45 | / | 149) | = | 16.91275163 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Yu Ming Charter | 69 | ||||||||||||
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 | 61 | 2524 | - | 2436 | = | 88 | * | (50 | / | 176) | = | 24.99999999 | ||
| 4 | 64 | 2568 | - | 2485 | = | 83 | * | (44 | / | 176) | = | 20.75 | ||
| 5 | 65 | 2595 | - | 2528 | = | 67 | * | (47 | / | 176) | = | 17.89204542 | ||
| 6 | 67 | 2620 | - | 2552 | = | 68 | * | (35 | / | 176) | = | 13.52272725 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Yu Ming Charter | 77 | ||||||||||||
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 | 59 | 2551 | - | 2436 | = | 115 | * | (50 | / | 198) | = | 29.04040398 | ||
| 4 | 61 | 2591 | - | 2485 | = | 106 | * | (50 | / | 198) | = | 26.76767671 | ||
| 5 | 63 | 2617 | - | 2528 | = | 89 | * | (42 | / | 198) | = | 18.87878787 | ||
| 6 | 65 | 2623 | - | 2552 | = | 71 | * | (28 | / | 198) | = | 10.04040401 | ||
| 7 | 67 | 2650 | - | 2567 | = | 83 | * | (28 | / | 198) | = | 11.7373737 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Yu Ming Charter | 96 | ||||||||||||
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 | 66 | 2552 | - | 2436 | = | 116 | * | (52 | / | 232) | = | 26.0 | ||
| 4 | 67 | 2570 | - | 2485 | = | 85 | * | (49 | / | 232) | = | 17.95258616 | ||
| 5 | 68 | 2637 | - | 2528 | = | 109 | * | (51 | / | 232) | = | 23.96120687 | ||
| 6 | 69 | 2653 | - | 2552 | = | 101 | * | (30 | / | 232) | = | 13.06034474 | ||
| 7 | 70 | 2681 | - | 2567 | = | 114 | * | (23 | / | 232) | = | 11.30172413 | ||
| 8 | 71 | 2700 | - | 2586 | = | 114 | * | (27 | / | 232) | = | 13.26724134 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Yu Ming Charter | 106 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 71 | 69 | 77 | 96 | 106 | 419.0 | 83.8 |
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 | 8% | 7% | 9% | 14% | 14% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alameda County Office of Education school district | County of Alameda
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.