Western High (Data source)
Source data for Western 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 | 1419628 | 2553 | - | 2628 | = | -75 | * | (516 | / | 516) | = | -75.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Western High | -75 |
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 | 44773 | 2570 | - | 2628 | = | -58 | * | (484 | / | 484) | = | -58.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Western High | -58 |
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 | 45942 | 2534 | - | 2628 | = | -94 | * | (444 | / | 444) | = | -94.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Western High | -94 |
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 | 45958 | 2516 | - | 2628 | = | -112 | * | (452 | / | 452) | = | -112.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Western High | -112 |
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 | 46137 | 2540 | - | 2628 | = | -88 | * | (473 | / | 473) | = | -88.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Western High | -88 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-75 | -58 | -94 | -112 | -88 | -427.0 | -85.4 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -25.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -145.4
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% | 72% | 70% | 79% | 80% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Anaheim Union High 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.
Western High math proficiency
Zero+ meets standard.
68% less $meal
62% less $meal
60% less $meal
70% less $meal
72% 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 Anaheim Union High (9)
Anaheim High | Cypress High | John F. Kennedy High |
Katella High | Loara High | Magnolia High |
Oxford Academy | Savanna High | Western High |