Trabuco Hills High (Data source)
Source data for Trabuco Hills 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 | 1555033 | 2617 | - | 2628 | = | -11 | * | (646 | / | 646) | = | -11.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Trabuco Hills High | -11 | ||||||||||||
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 | 48710 | 2628 | - | 2628 | = | 0 | * | (662 | / | 662) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Trabuco Hills High | 0 | ||||||||||||
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 | 50030 | 2637 | - | 2628 | = | 9 | * | (681 | / | 681) | = | 9.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Trabuco Hills High | 9 | ||||||||||||
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 | 50061 | 2618 | - | 2628 | = | -10 | * | (642 | / | 642) | = | -10.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Trabuco Hills High | -10 | ||||||||||||
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 | 50239 | 2628 | - | 2628 | = | 0 | * | (628 | / | 628) | = | 0.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Trabuco Hills High | 0 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -11 | 0 | 9 | -10 | 0 | -12.0 | -2.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 29.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -37.0
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 | 14% | 14% | 13% | 18% | 18% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Saddleback Valley Unified school district | County of Orange
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.
Trabuco Hills High math proficiency
Zero+ meets standard.
10% less $meal
10% less $meal
10% 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.
High Schools (Public) schools in Saddleback Valley Unified (4)
| El Toro High | Laguna Hills High | Mission Viejo High |
| Trabuco Hills High |