Burton (Phillip and Sala) Academic High (Data source)
Source data for Burton (Phillip and Sala) Academic 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 | 2356431 | 2550 | - | 2628 | = | -78 | * | (200 | / | 200) | = | -78.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Burton (Phillip and Sala) Academic High | -78 | ||||||||||||
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 | 72009 | 2547 | - | 2628 | = | -81 | * | (233 | / | 233) | = | -81.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Burton (Phillip and Sala) Academic High | -81 | ||||||||||||
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 |
||
| 7 | 73987 | 0 | - | 2567 | = | * | (0 | / | 203) | = | ||||
| 11 | 73990 | 2544 | - | 2628 | = | -84 | * | (203 | / | 203) | = | -84.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Burton (Phillip and Sala) Academic High | -84 | ||||||||||||
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 | 74162 | 2538 | - | 2628 | = | -90 | * | (236 | / | 236) | = | -90.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Burton (Phillip and Sala) Academic High | -90 | ||||||||||||
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 | 74685 | 2558 | - | 2628 | = | -70 | * | (223 | / | 223) | = | -70.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Burton (Phillip and Sala) Academic High | -70 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -78 | -81 | -84 | -90 | -70 | -403.0 | -80.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -59.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -101.6
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 | 79% | 74% | 58% | 67% | 67% |
| 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.
Burton (Phillip and Sala) Academic High math proficiency
Zero+ meets standard.
62% less $meal
61% less $meal
52% less $meal
57% less $meal
55% 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.