Wallenberg (Raoul) Traditional High (Data source)
Source data for Wallenberg (Raoul) Traditional High
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 |
||
| 11 | 2356275 | 2608 | - | 2628 | = | -20 | * | (141 | / | 141) | = | -20.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Wallenberg (Raoul) Traditional High | -20 | ||||||||||||
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 |
||
| 11 | 72005 | 2606 | - | 2628 | = | -22 | * | (140 | / | 140) | = | -22.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Wallenberg (Raoul) Traditional High | -22 | ||||||||||||
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 | 73984 | 2623 | - | 2628 | = | -5 | * | (140 | / | 140) | = | -5.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Wallenberg (Raoul) Traditional High | -5 | ||||||||||||
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 |
||
| 11 | 74158 | 2606 | - | 2628 | = | -22 | * | (140 | / | 140) | = | -22.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Wallenberg (Raoul) Traditional High | -22 | ||||||||||||
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 |
||
| 11 | 74681 | 2624 | - | 2628 | = | -4 | * | (147 | / | 147) | = | -4.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Wallenberg (Raoul) Traditional High | -4 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -20 | -22 | -5 | -22 | -4 | -73.0 | -14.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 12.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -41.6
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 | 70% | 61% | 55% | 54% | 52% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
San Francisco Unified school district | County of San Francisco
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.
Wallenberg (Raoul) Traditional High math proficiency
Zero+ meets standard.
52% less $meal
45% less $meal
43% less $meal
43% less $meal
39% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.