Fernando R. Ledesma Continuation High (Data source)
Source data for Fernando R. Ledesma Continuation 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 | 694791 | 2437 | - | 2628 | = | -191 | * | (123 | / | 123) | = | -191.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Fernando R. Ledesma Continuation High | -191 | ||||||||||||
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 | 21966 | 2446 | - | 2628 | = | -182 | * | (157 | / | 157) | = | -182.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Fernando R. Ledesma Continuation High | -182 | ||||||||||||
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 | 22383 | 2442 | - | 2628 | = | -186 | * | (131 | / | 131) | = | -186.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Fernando R. Ledesma Continuation High | -186 | ||||||||||||
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 | 22368 | 2451 | - | 2628 | = | -177 | * | (148 | / | 148) | = | -177.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Fernando R. Ledesma Continuation High | -177 | ||||||||||||
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 | 22544 | 2440 | - | 2628 | = | -188 | * | (159 | / | 159) | = | -188.0 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Fernando R. Ledesma Continuation High | -188 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -191 | -182 | -186 | -177 | -188 | -924.0 | -184.8 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -169.8
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -199.8
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 | 91% | 95% | 90% | 92% | 94% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
El Monte Union High 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.
Fernando R. Ledesma Continuation High math proficiency
Zero+ meets standard.
87% less $meal
90% less $meal
82% less $meal
88% less $meal
88% 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 El Monte Union High (1)
| Fernando R. Ledesma Continuation High |