Independence High (Alternative) (Data source)
Source data for Independence 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 | 1209482 | 2470 | - | 2628 | = | -158 | * | (17 | / | 17) | = | -158.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Independence High (Alternative) | -158 |
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 | 37593 | 2459 | - | 2628 | = | -169 | * | (29 | / | 29) | = | -169.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Independence High (Alternative) | -169 |
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 | 38450 | 2481 | - | 2628 | = | -147 | * | (25 | / | 25) | = | -147.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Independence High (Alternative) | -147 |
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 | 38425 | 2492 | - | 2628 | = | -136 | * | (23 | / | 23) | = | -136.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Independence High (Alternative) | -136 |
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 | 38620 | 2522 | - | 2628 | = | -106 | * | (25 | / | 25) | = | -106.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Independence High (Alternative) | -106 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-158 | -169 | -147 | -136 | -106 | -716.0 | -143.2 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -71.2
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -215.2
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 | 41% | 53% | 52% | 66% | 66% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Alhambra Unified school district | County of Los Angeles
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.
Independence High (Alternative) math proficiency
Zero+ meets standard.
39% less $meal
50% less $meal
48% less $meal
59% less $meal
63% 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 Alhambra Unified (1)
Independence High (Alternative) |