West Hills High (Data source)
Source data for West 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 | 2169664 | 2607 | - | 2628 | = | -21 | * | (447 | / | 447) | = | -21.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for West Hills High | -21 |
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 | 66621 | 2615 | - | 2628 | = | -13 | * | (456 | / | 456) | = | -13.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for West Hills High | -13 |
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 | 68453 | 2614 | - | 2628 | = | -14 | * | (405 | / | 405) | = | -14.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for West Hills High | -14 |
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 | 68601 | 2613 | - | 2628 | = | -15 | * | (395 | / | 395) | = | -15.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for West Hills High | -15 |
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 | 69119 | 2610 | - | 2628 | = | -18 | * | (380 | / | 380) | = | -18.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for West Hills High | -18 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-21 | -13 | -14 | -15 | -18 | -81.0 | -16.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -7.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -25.2
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 | 31% | 46% | 32% | 31% | 40% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Grossmont Union High school district County of San Diego
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
West Hills High math proficiency
Zero+ meets standard.

15% less $meal

15% less $meal

17% less $meal

21% less $meal

21% 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 Grossmont Union High (9)
El Cajon Valley High | El Capitan High | Granite Hills High |
Grossmont High | Monte Vista High | Mount Miguel High |
Santana High | Valhalla High | West Hills High |