R. K. Lloyde High (Data source)
Source data for R. K. Lloyde 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 | 655737 | 2389 | - | 2628 | = | -239 | * | (77 | / | 77) | = | -239.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for R. K. Lloyde High | -239 |
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 | 20832 | 2419 | - | 2628 | = | -209 | * | (91 | / | 91) | = | -209.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for R. K. Lloyde High | -209 |
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 | 21189 | 2379 | - | 2628 | = | -249 | * | (98 | / | 98) | = | -249.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for R. K. Lloyde High | -249 |
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 | 21170 | 2373 | - | 2628 | = | -255 | * | (85 | / | 85) | = | -255.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for R. K. Lloyde High | -255 |
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 | 21340 | 2385 | - | 2628 | = | -243 | * | (78 | / | 78) | = | -243.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for R. K. Lloyde High | -243 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-239 | -209 | -249 | -255 | -243 | -1195.0 | -239.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -188.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -290.0
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 | 81% | 76% | 77% | 82% | 75% |
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.
R. K. Lloyde High math proficiency
Zero+ meets standard.
68% less $meal
70% less $meal
70% less $meal
73% less $meal
71% 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.
Continuation High Schools schools in Centinela Valley Union High (1)
R. K. Lloyde High |