Lawndale High (Data source)
Source data for Lawndale 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 | 656025 | 2524 | - | 2628 | = | -104 | * | (501 | / | 501) | = | -104.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lawndale High | -104 |
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 | 20840 | 2547 | - | 2628 | = | -81 | * | (477 | / | 477) | = | -81.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lawndale High | -81 |
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 | 21197 | 2529 | - | 2628 | = | -99 | * | (548 | / | 548) | = | -99.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lawndale High | -99 |
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 | 21179 | 2511 | - | 2628 | = | -117 | * | (534 | / | 534) | = | -117.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lawndale High | -117 |
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 | 21348 | 2514 | - | 2628 | = | -114 | * | (536 | / | 536) | = | -114.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lawndale High | -114 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-104 | -81 | -99 | -117 | -114 | -515.0 | -103.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -61.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -145.0
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 | 87% | 80% | 79% | 85% | 83% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Centinela Valley Union High school district County of Los Angeles
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.
Lawndale High math proficiency
Zero+ meets standard.
69% less $meal
64% less $meal
63% less $meal
73% 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 Centinela Valley Union High (3)
Hawthorne High | Lawndale High | Leuzinger High |