David Starr Jordan Middle (Data source)
Source data for David Starr Jordan 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 | 651836 | 2514 | - | 2552 | = | -38 | * | (357 | / | 1068) | = | -12.70224716 | ||
| 7 | 651839 | 2528 | - | 2567 | = | -39 | * | (318 | / | 1068) | = | -11.61235951 | ||
| 8 | 651840 | 2525 | - | 2586 | = | -61 | * | (393 | / | 1068) | = | -22.44662921 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for David Starr Jordan Middle | -47 | ||||||||||||
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 | 20736 | 2509 | - | 2552 | = | -43 | * | (337 | / | 1022) | = | -14.17906063 | ||
| 7 | 20738 | 2547 | - | 2567 | = | -20 | * | (377 | / | 1022) | = | -7.3776908 | ||
| 8 | 20740 | 2561 | - | 2586 | = | -25 | * | (308 | / | 1022) | = | -7.53424658 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for David Starr Jordan Middle | -29 | ||||||||||||
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 | 21098 | 2525 | - | 2552 | = | -27 | * | (329 | / | 1055) | = | -8.41990521 | ||
| 7 | 21100 | 2539 | - | 2567 | = | -28 | * | (352 | / | 1055) | = | -9.34218009 | ||
| 8 | 21102 | 2556 | - | 2586 | = | -30 | * | (374 | / | 1055) | = | -10.63507107 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for David Starr Jordan Middle | -28 | ||||||||||||
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 | 21074 | 2526 | - | 2552 | = | -26 | * | (364 | / | 1045) | = | -9.05645931 | ||
| 7 | 21076 | 2551 | - | 2567 | = | -16 | * | (327 | / | 1045) | = | -5.00669856 | ||
| 8 | 21078 | 2558 | - | 2586 | = | -28 | * | (354 | / | 1045) | = | -9.48516744 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for David Starr Jordan Middle | -24 | ||||||||||||
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 | 21248 | 2527 | - | 2552 | = | -25 | * | (351 | / | 1032) | = | -8.50290698 | ||
| 7 | 21249 | 2552 | - | 2567 | = | -15 | * | (365 | / | 1032) | = | -5.30523255 | ||
| 8 | 21250 | 2542 | - | 2586 | = | -44 | * | (316 | / | 1032) | = | -13.4728682 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for David Starr Jordan Middle | -27 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -47 | -29 | -28 | -24 | -27 | -155.0 | -31.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: -4.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -58.0
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 | 36% | 32% | 34% | 37% | 35% |
| 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.
David Starr Jordan Middle math proficiency
Zero+ meets standard.
28% less $meal
25% less $meal
28% less $meal
32% less $meal
30% 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 |