Tamiscal High (Alternative) (Data source)
Source data for Tamiscal High (Alternative)
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 | 1264104 | 2656 | - | 2628 | = | 28 | * | (46 | / | 46) | = | 28.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Tamiscal High (Alternative) | 28 | ||||||||||||
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 | 39411 | 2604 | - | 2628 | = | -24 | * | (44 | / | 44) | = | -24.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Tamiscal High (Alternative) | -24 | ||||||||||||
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 | 40425 | 2632 | - | 2628 | = | 4 | * | (48 | / | 48) | = | 4.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Tamiscal High (Alternative) | 4 | ||||||||||||
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 | 40443 | 2593 | - | 2628 | = | -35 | * | (42 | / | 42) | = | -35.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Tamiscal High (Alternative) | -35 | ||||||||||||
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 | 40586 | 2570 | - | 2628 | = | -58 | * | (55 | / | 55) | = | -58.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Tamiscal High (Alternative) | -58 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 28 | -24 | 4 | -35 | -58 | -85.0 | -17.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 82.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -116.0
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% | 7% | 16% | 7% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Tamalpais Union High school district | County of Marin
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.
Tamiscal High (Alternative) math proficiency
Zero+ meets standard.
7% less $meal
4% less $meal
7% less $meal
13% less $meal
6% 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.
Alternative Schools of Choice schools in Tamalpais Union High (1)
| Tamiscal High (Alternative) |