Luther Burbank Middle (Data source)
Source data for Luther Burbank Middle
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 |
||
| 6 | 652153 | 2512 | - | 2552 | = | -40 | * | (358 | / | 1069) | = | -13.39569688 | ||
| 7 | 652154 | 2519 | - | 2567 | = | -48 | * | (360 | / | 1069) | = | -16.16463984 | ||
| 8 | 652157 | 2550 | - | 2586 | = | -36 | * | (351 | / | 1069) | = | -11.82039286 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Luther Burbank Middle | -41 | ||||||||||||
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 |
||
| 6 | 20743 | 2521 | - | 2552 | = | -31 | * | (329 | / | 1038) | = | -9.8256262 | ||
| 7 | 20745 | 2534 | - | 2567 | = | -33 | * | (352 | / | 1038) | = | -11.19075144 | ||
| 8 | 20747 | 2550 | - | 2586 | = | -36 | * | (357 | / | 1038) | = | -12.38150286 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Luther Burbank Middle | -33 | ||||||||||||
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 |
||
| 6 | 21106 | 2515 | - | 2552 | = | -37 | * | (295 | / | 968) | = | -11.27582644 | ||
| 7 | 21108 | 2545 | - | 2567 | = | -22 | * | (335 | / | 968) | = | -7.61363636 | ||
| 8 | 21110 | 2549 | - | 2586 | = | -37 | * | (338 | / | 968) | = | -12.91942146 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Luther Burbank Middle | -32 | ||||||||||||
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 |
||
| 6 | 21083 | 2517 | - | 2552 | = | -35 | * | (303 | / | 938) | = | -11.30597013 | ||
| 7 | 21085 | 2552 | - | 2567 | = | -15 | * | (300 | / | 938) | = | -4.79744136 | ||
| 8 | 21087 | 2566 | - | 2586 | = | -20 | * | (335 | / | 938) | = | -7.14285714 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Luther Burbank Middle | -23 | ||||||||||||
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 |
||
| 6 | 21256 | 2518 | - | 2552 | = | -34 | * | (297 | / | 906) | = | -11.14569535 | ||
| 7 | 21257 | 2552 | - | 2567 | = | -15 | * | (304 | / | 906) | = | -5.03311257 | ||
| 8 | 21258 | 2573 | - | 2586 | = | -13 | * | (305 | / | 906) | = | -4.37637968 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Luther Burbank Middle | -21 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -41 | -33 | -32 | -23 | -21 | -150.0 | -30.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -6.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -54.0
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 | 39% | 36% | 37% | 42% | 42% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Burbank 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.
Luther Burbank Middle math proficiency
Zero+ meets standard.
28% less $meal
27% less $meal
30% less $meal
34% less $meal
34% 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.
Intermediate/Middle Schools (Public) schools in Burbank Unified (3)
| David Starr Jordan Middle | John Muir Middle | Luther Burbank Middle |